115664545044432 has 60 divisors (see below), whose sum is σ = 334142019030144. Its totient is φ = 37311143561280.

The previous prime is 115664545044421. The next prime is 115664545044443. The reversal of 115664545044432 is 234440545466511.

115664545044432 is a `hidden beast` number, since 1 + 1 + 5 + 6 + 64 + 5 + 4 + 504 + 44 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (115664545044421) and next prime (115664545044443).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12955253718 + ... + 12955262645.

Almost surely, 2^{115664545044432} is an apocalyptic number.

115664545044432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115664545044432 is an abundant number, since it is smaller than the sum of its proper divisors (218477473985712).

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

115664545044432 is a wasteful number, since it uses less digits than its factorization.

115664545044432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25910516408 (or 25910516399 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 54.

The spelling of 115664545044432 in words is "one hundred fifteen trillion, six hundred sixty-four billion, five hundred forty-five million, forty-four thousand, four hundred thirty-two".