1616616553516 has 48 divisors (see below), whose sum is σ = 2985622393600. Its totient is φ = 763801036992.

The previous prime is 1616616553499. The next prime is 1616616553549. The reversal of 1616616553516 is 6153556166161.

It is a super-2 number, since 2×1616616553516² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212624971 + ... + 212632573.

Almost surely, 2^{1616616553516} is an apocalyptic number.

It is an amenable number.

1616616553516 is a deficient number, since it is larger than the sum of its proper divisors (1369005840084).

1616616553516 is a wasteful number, since it uses less digits than its factorization.

1616616553516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14438 (or 14436 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 52.

The spelling of 1616616553516 in words is "one trillion, six hundred sixteen billion, six hundred sixteen million, five hundred fifty-three thousand, five hundred sixteen".