115404597504 has 144 divisors (see below), whose sum is σ = 390024960640. Its totient is φ = 32972728320.

The previous prime is 115404597499. The next prime is 115404597509. The reversal of 115404597504 is 405795404511.

115404597504 is a `hidden beast` number, since 1 + 1 + 5 + 4 + 0 + 4 + 597 + 50 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (115404597499) and next prime (115404597509).

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×115404597504² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115404597504.

It is not an unprimeable number, because it can be changed into a prime (115404597509) by changing a digit.

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, 1144207 + ... + 1240974.

Almost surely, 2^115404597504 is an apocalyptic number.

115404597504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

115404597504 is an abundant number, since it is smaller than the sum of its proper divisors (274620363136).

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

115404597504 is an equidigital number, since it uses as much as digits as its factorization.

115404597504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385213 (or 2385193 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 115404597504 in words is "one hundred fifteen billion, four hundred four million, five hundred ninety-seven thousand, five hundred four".