115646540456 has 64 divisors (see below), whose sum is σ = 233708846400. Its totient is φ = 53484254208.

The previous prime is 115646540411. The next prime is 115646540501. The reversal of 115646540456 is 654045646511.

It is an interprime number because it is at equal distance from previous prime (115646540411) and next prime (115646540501).

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 115646540456.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100546 + ... + 1201038.

It is an arithmetic number, because the mean of its divisors is an integer number (3651700725).

Almost surely, 2^115646540456 is an apocalyptic number.

It is an amenable number.

115646540456 is an abundant number, since it is smaller than the sum of its proper divisors (118062305944).

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

115646540456 is a wasteful number, since it uses less digits than its factorization.

115646540456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100698 (or 100694 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 115646540456 in words is "one hundred fifteen billion, six hundred forty-six million, five hundred forty thousand, four hundred fifty-six".