15331164116 has 12 divisors (see below), whose sum is σ = 26833604532. Its totient is φ = 7664419968.

The previous prime is 15331164103. The next prime is 15331164161. The reversal of 15331164116 is 61146113351.

It can be written as a sum of positive squares in 2 ways, for example, as 1111555600 + 14219608516 = 33340^2 + 119246^2 .

It is a super-2 number, since 2×15331164116² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 260495 + ... + 313878.

It is an arithmetic number, because the mean of its divisors is an integer number (2236133711).

Almost surely, 2^15331164116 is an apocalyptic number.

It is an amenable number.

15331164116 is a deficient number, since it is larger than the sum of its proper divisors (11502440416).

15331164116 is a wasteful number, since it uses less digits than its factorization.

15331164116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581050 (or 581048 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

Adding to 15331164116 its reverse (61146113351), we get a palindrome (76477277467).

The spelling of 15331164116 in words is "fifteen billion, three hundred thirty-one million, one hundred sixty-four thousand, one hundred sixteen".