115371171520 has 56 divisors (see below), whose sum is σ = 299702847888. Its totient is φ = 41953152000.

The previous prime is 115371171497. The next prime is 115371171571. The reversal of 115371171520 is 25171173511.

115371171520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×115371171520² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16384431 + ... + 16391470.

Almost surely, 2^115371171520 is an apocalyptic number.

115371171520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115371171520 is an abundant number, since it is smaller than the sum of its proper divisors (184331676368).

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

115371171520 is a wasteful number, since it uses less digits than its factorization.

115371171520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32775929 (or 32775919 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 34.

The spelling of 115371171520 in words is "one hundred fifteen billion, three hundred seventy-one million, one hundred seventy-one thousand, five hundred twenty".