115642403625 has 64 divisors (see below), whose sum is σ = 220358541312. Its totient is φ = 52759396800.

The previous prime is 115642403609. The next prime is 115642403641. The reversal of 115642403625 is 526304246511.

It is an interprime number because it is at equal distance from previous prime (115642403609) and next prime (115642403641).

It is not a de Polignac number, because 115642403625 - 2⁴ = 115642403609 is a prime.

It is a Curzon number.

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 63 ways as a sum of consecutive naturals, for example, 1276584 + ... + 1364166.

It is an arithmetic number, because the mean of its divisors is an integer number (3443102208).

Almost surely, 2^115642403625 is an apocalyptic number.

115642403625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115642403625 is a deficient number, since it is larger than the sum of its proper divisors (104716137687).

115642403625 is an equidigital number, since it uses as much as digits as its factorization.

115642403625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88111 (or 88101 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 115642403625 in words is "one hundred fifteen billion, six hundred forty-two million, four hundred three thousand, six hundred twenty-five".