23204546136 has 96 divisors (see below), whose sum is σ = 63205945920. Its totient is φ = 7690636800.

The previous prime is 23204546129. The next prime is 23204546143. The reversal of 23204546136 is 63164540232.

23204546136 is a `hidden beast` number, since 2 + 32 + 0 + 4 + 5 + 4 + 613 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (23204546129) and next prime (23204546143).

It is a super-2 number, since 2×23204546136² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 23204546136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12401281 + ... + 12403151.

It is an arithmetic number, because the mean of its divisors is an integer number (658395270).

Almost surely, 2^23204546136 is an apocalyptic number.

It is an amenable number.

23204546136 is an abundant number, since it is smaller than the sum of its proper divisors (40001399784).

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

23204546136 is a wasteful number, since it uses less digits than its factorization.

23204546136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777 (or 2770 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 23204546136 in words is "twenty-three billion, two hundred four million, five hundred forty-six thousand, one hundred thirty-six".