11666716532634 has 16 divisors (see below), whose sum is σ = 23681693261088. Its totient is φ = 3830862144912.

The previous prime is 11666716532629. The next prime is 11666716532659. The reversal of 11666716532634 is 43623561766611.

It is a super-2 number, since 2×11666716532634² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14510841057 + ... + 14510841860.

It is an arithmetic number, because the mean of its divisors is an integer number (1480105828818).

Almost surely, 2^{11666716532634} is an apocalyptic number.

11666716532634 is an abundant number, since it is smaller than the sum of its proper divisors (12014976728454).

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

11666716532634 is a wasteful number, since it uses less digits than its factorization.

11666716532634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29021682989.

The product of its digits is 19595520, while the sum is 57.

The spelling of 11666716532634 in words is "eleven trillion, six hundred sixty-six billion, seven hundred sixteen million, five hundred thirty-two thousand, six hundred thirty-four".