46621652436 has 54 divisors (see below), whose sum is σ = 122375688890. Its totient is φ = 15540542064.

The previous prime is 46621652377. The next prime is 46621652437. The reversal of 46621652436 is 63425612664.

It is a happy number.

46621652436 is a `hidden beast` number, since 466 + 2 + 165 + 24 + 3 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 46423011600 + 198640836 = 215460^2 + 14094^2 .

It is a tau number, because it is divible by the number of its divisors (54).

It is a hoax number, since the sum of its digits (45) 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 = 46621652391 and 46621652400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46621652437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 861991 + ... + 914478.

Almost surely, 2^46621652436 is an apocalyptic number.

It is an amenable number.

46621652436 is an abundant number, since it is smaller than the sum of its proper divisors (75754036454).

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

46621652436 is an equidigital number, since it uses as much as digits as its factorization.

46621652436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776497 (or 1776474 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 46621652436 in words is "forty-six billion, six hundred twenty-one million, six hundred fifty-two thousand, four hundred thirty-six".