15616553168113 has 4 divisors (see below), whose sum is σ = 15712360242928. Its totient is φ = 15520746093300.

The previous prime is 15616553168089. The next prime is 15616553168129. The reversal of 15616553168113 is 31186135561651.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 15616553168113 - 2³³ = 15607963233521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15616553168143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47903537163 + ... + 47903537488.

It is an arithmetic number, because the mean of its divisors is an integer number (3928090060732).

Almost surely, 2^{15616553168113} is an apocalyptic number.

It is an amenable number.

15616553168113 is a deficient number, since it is larger than the sum of its proper divisors (95807074815).

15616553168113 is an equidigital number, since it uses as much as digits as its factorization.

15616553168113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95807074814.

The product of its digits is 1944000, while the sum is 52.

The spelling of 15616553168113 in words is "fifteen trillion, six hundred sixteen billion, five hundred fifty-three million, one hundred sixty-eight thousand, one hundred thirteen".