15114531656 has 16 divisors (see below), whose sum is σ = 32388282240. Its totient is φ = 6477656400.

The previous prime is 15114531643. The next prime is 15114531701. The reversal of 15114531656 is 65613541151.

It is a happy number.

It is a super-2 number, since 2×15114531656² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134951120 + ... + 134951231.

It is an arithmetic number, because the mean of its divisors is an integer number (2024267640).

Almost surely, 2^15114531656 is an apocalyptic number.

It is an amenable number.

15114531656 is an abundant number, since it is smaller than the sum of its proper divisors (17273750584).

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

15114531656 is a wasteful number, since it uses less digits than its factorization.

15114531656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269902364 (or 269902360 counting only the distinct ones).

The product of its digits is 54000, while the sum is 38.

The spelling of 15114531656 in words is "fifteen billion, one hundred fourteen million, five hundred thirty-one thousand, six hundred fifty-six".