115574246520 has 128 divisors (see below), whose sum is σ = 380839795200. Its totient is φ = 27928226304.

The previous prime is 115574246509. The next prime is 115574246587. The reversal of 115574246520 is 25642475511.

It is a super-2 number, since 2×115574246520² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1049527 + ... + 1154406.

It is an arithmetic number, because the mean of its divisors is an integer number (2975310900).

Almost surely, 2^115574246520 is an apocalyptic number.

115574246520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115574246520 is an abundant number, since it is smaller than the sum of its proper divisors (265265548680).

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

115574246520 is a wasteful number, since it uses less digits than its factorization.

115574246520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203989 (or 2203985 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 115574246520 in words is "one hundred fifteen billion, five hundred seventy-four million, two hundred forty-six thousand, five hundred twenty".