11716161515664 has 40 divisors (see below), whose sum is σ = 31582696262592. Its totient is φ = 3735587729280.

The previous prime is 11716161515567. The next prime is 11716161515713. The reversal of 11716161515664 is 46651516161711.

It is a super-2 number, since 2×11716161515664² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 5306231467 + ... + 5306233674.

Almost surely, 2^{11716161515664} is an apocalyptic number.

It is an amenable number.

11716161515664 is an abundant number, since it is smaller than the sum of its proper divisors (19866534746928).

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

11716161515664 is a wasteful number, since it uses less digits than its factorization.

11716161515664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10612465175 (or 10612465169 counting only the distinct ones).

The product of its digits is 907200, while the sum is 51.

The spelling of 11716161515664 in words is "eleven trillion, seven hundred sixteen billion, one hundred sixty-one million, five hundred fifteen thousand, six hundred sixty-four".