6616562656167 has 24 divisors (see below), whose sum is σ = 9694024059200. Its totient is φ = 4348100772288.

The previous prime is 6616562656163. The next prime is 6616562656169. The reversal of 6616562656167 is 7616562656166.

6616562656167 is a `hidden beast` number, since 6 + 6 + 1 + 6 + 5 + 6 + 2 + 6 + 5 + 616 + 7 = 666.

It is not a de Polignac number, because 6616562656167 - 2² = 6616562656163 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6616562656163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7154692 + ... + 8026377.

Almost surely, 2^{6616562656167} is an apocalyptic number.

6616562656167 is a deficient number, since it is larger than the sum of its proper divisors (3077461403033).

6616562656167 is a wasteful number, since it uses less digits than its factorization.

6616562656167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15181767 (or 15181764 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 63.

Subtracting 6616562656167 from its reverse (7616562656166), we obtain a palindrome (999999999999).

The spelling of 6616562656167 in words is "six trillion, six hundred sixteen billion, five hundred sixty-two million, six hundred fifty-six thousand, one hundred sixty-seven".