15616553168112 has 120 divisors (see below), whose sum is σ = 44300046365568. Its totient is φ = 4737415737600.

The previous prime is 15616553168089. The next prime is 15616553168129. The reversal of 15616553168112 is 21186135561651.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12981214 + ... + 14133117.

Almost surely, 2^{15616553168112} is an apocalyptic number.

15616553168112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15616553168112 is an abundant number, since it is smaller than the sum of its proper divisors (28683493197456).

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

15616553168112 is a wasteful number, since it uses less digits than its factorization.

15616553168112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27114439 (or 27114420 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 51.

The spelling of 15616553168112 in words is "fifteen trillion, six hundred sixteen billion, five hundred fifty-three million, one hundred sixty-eight thousand, one hundred twelve".