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45871169801 = 237946754059
BaseRepresentation
bin101010101110001000…
…101000000100001001
311101101211200212100212
4222232020220010021
51222421004413201
633023430210505
73212505336632
oct525610500411
9141354625325
1045871169801
11184aa096896
128a821b3a35
134430552132
142312242889
1512d7172abb
hexaae228109

45871169801 has 16 divisors (see below), whose sum is σ = 48576153600. Its totient is φ = 43227804048.

The previous prime is 45871169777. The next prime is 45871169803. The reversal of 45871169801 is 10896117854.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-45871169801 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45871169801.

It is not an unprimeable number, because it can be changed into a prime (45871169803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821510 + ... + 875568.

It is an arithmetic number, because the mean of its divisors is an integer number (3036009600).

Almost surely, 245871169801 is an apocalyptic number.

It is an amenable number.

45871169801 is a deficient number, since it is larger than the sum of its proper divisors (2704983799).

45871169801 is a wasteful number, since it uses less digits than its factorization.

45871169801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54628.

The product of its (nonzero) digits is 483840, while the sum is 50.

The spelling of 45871169801 in words is "forty-five billion, eight hundred seventy-one million, one hundred sixty-nine thousand, eight hundred one".

Divisors: 1 23 79 467 1817 10741 36893 54059 848539 1243357 4270661 25245553 98225203 580647719 1994398687 45871169801