115253356572 has 144 divisors (see below), whose sum is σ = 315337397760. Its totient is φ = 36385930080.

The previous prime is 115253356403. The next prime is 115253356577. The reversal of 115253356572 is 275653352511.

115253356572 is a `hidden beast` number, since 1 + 1 + 5 + 25 + 3 + 3 + 56 + 572 = 666.

It is a super-2 number, since 2×115253356572² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115253356577) 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 47 ways as a sum of consecutive naturals, for example, 4866223 + ... + 4889849.

It is an arithmetic number, because the mean of its divisors is an integer number (2189843040).

Almost surely, 2^115253356572 is an apocalyptic number.

115253356572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115253356572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157668698880).

115253356572 is an abundant number, since it is smaller than the sum of its proper divisors (200084041188).

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

115253356572 is a wasteful number, since it uses less digits than its factorization.

115253356572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23749 (or 23710 counting only the distinct ones).

The product of its digits is 945000, while the sum is 45.

The spelling of 115253356572 in words is "one hundred fifteen billion, two hundred fifty-three million, three hundred fifty-six thousand, five hundred seventy-two".