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461806873126660 = 225592622171492511
BaseRepresentation
bin110100100000000101100101…
…0101000001010011100000100
32020120010022021000012210212101
41221000023022220022130010
5441012220434010023120
64314103052043201444
7166162305552142225
oct15100131250123404
92216108230183771
10461806873126660
11124167216666156
1243965323516284
1316a8b280284a99
1482078014c124c
15385c9cad4190a
hex1a402caa0a704

461806873126660 has 48 divisors (see below), whose sum is σ = 986236049272320. Its totient is φ = 181591041002240.

The previous prime is 461806873126637. The next prime is 461806873126661. The reversal of 461806873126660 is 66621378608164.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 461806873126592 and 461806873126601.

It is not an unprimeable number, because it can be changed into a prime (461806873126661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308669805 + ... + 310162315.

It is an arithmetic number, because the mean of its divisors is an integer number (20546584359840).

Almost surely, 2461806873126660 is an apocalyptic number.

It is an amenable number.

461806873126660 is an abundant number, since it is smaller than the sum of its proper divisors (524429176145660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461806873126660 is a wasteful number, since it uses less digits than its factorization.

461806873126660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754796 (or 1754794 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 64.

The spelling of 461806873126660 in words is "four hundred sixty-one trillion, eight hundred six billion, eight hundred seventy-three million, one hundred twenty-six thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 59 118 236 295 590 1180 262217 524434 1048868 1311085 1492511 2622170 2985022 5244340 5970044 7462555 14925110 15470803 29850220 30941606 61883212 77354015 88058149 154708030 176116298 309416060 352232596 440290745 880581490 1761162980 391361756887 782723513774 1565447027548 1956808784435 3913617568870 7827235137740 23090343656333 46180687312666 92361374625332 115451718281665 230903436563330 461806873126660