115531376640516 has 36 divisors (see below), whose sum is σ = 292287038285424. Its totient is φ = 38477572052400.

The previous prime is 115531376640509. The next prime is 115531376640539. The reversal of 115531376640516 is 615046673135511.

115531376640516 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 3 + 13 + 76 + 6 + 40 + 516 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1370241750 + ... + 1370326061.

Almost surely, 2^{115531376640516} is an apocalyptic number.

It is an amenable number.

115531376640516 is an abundant number, since it is smaller than the sum of its proper divisors (176755661644908).

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

115531376640516 is a wasteful number, since it uses less digits than its factorization.

115531376640516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740568992 (or 2740568987 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 54.

The spelling of 115531376640516 in words is "one hundred fifteen trillion, five hundred thirty-one billion, three hundred seventy-six million, six hundred forty thousand, five hundred sixteen".