11667772715 has 16 divisors (see below), whose sum is σ = 14725691136. Its totient is φ = 8862672000.

The previous prime is 11667772703. The next prime is 11667772751. The reversal of 11667772715 is 51727776611.

It is not a de Polignac number, because 11667772715 - 2¹⁶ = 11667707179 is a prime.

It is a super-2 number, since 2×11667772715² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701936 + ... + 718365.

It is an arithmetic number, because the mean of its divisors is an integer number (920355696).

Almost surely, 2^11667772715 is an apocalyptic number.

11667772715 is a deficient number, since it is larger than the sum of its proper divisors (3057918421).

11667772715 is a wasteful number, since it uses less digits than its factorization.

11667772715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420390.

The product of its digits is 864360, while the sum is 50.

The spelling of 11667772715 in words is "eleven billion, six hundred sixty-seven million, seven hundred seventy-two thousand, seven hundred fifteen".