115651572150 has 48 divisors (see below), whose sum is σ = 301911480000. Its totient is φ = 29217238560.

The previous prime is 115651572149. The next prime is 115651572167. The reversal of 115651572150 is 51275156511.

It is a happy number.

It is a super-2 number, since 2×115651572150² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 115651572099 and 115651572108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20286900 + ... + 20292599.

It is an arithmetic number, because the mean of its divisors is an integer number (6289822500).

Almost surely, 2^115651572150 is an apocalyptic number.

115651572150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115651572150 is an abundant number, since it is smaller than the sum of its proper divisors (186259907850).

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

115651572150 is a wasteful number, since it uses less digits than its factorization.

115651572150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40579533 (or 40579528 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 39.

The spelling of 115651572150 in words is "one hundred fifteen billion, six hundred fifty-one million, five hundred seventy-two thousand, one hundred fifty".