3115525221564 has 48 divisors (see below), whose sum is σ = 8349816384000. Its totient is φ = 885676942656.

The previous prime is 3115525221553. The next prime is 3115525221623. The reversal of 3115525221564 is 4651225255113.

It is a happy number.

It is a super-2 number, since 2×3115525221564² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93173199 + ... + 93206630.

It is an arithmetic number, because the mean of its divisors is an integer number (173954508000).

Almost surely, 2^{3115525221564} is an apocalyptic number.

It is an amenable number.

3115525221564 is an abundant number, since it is smaller than the sum of its proper divisors (5234291162436).

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

3115525221564 is a wasteful number, since it uses less digits than its factorization.

3115525221564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186380042 (or 186380040 counting only the distinct ones).

The product of its digits is 360000, while the sum is 42.

The spelling of 3115525221564 in words is "three trillion, one hundred fifteen billion, five hundred twenty-five million, two hundred twenty-one thousand, five hundred sixty-four".