11716967715 has 32 divisors (see below), whose sum is σ = 19901915136. Its totient is φ = 5866053120.

The previous prime is 11716967693. The next prime is 11716967723. The reversal of 11716967715 is 51776961711.

It is a happy number.

It is not a de Polignac number, because 11716967715 - 2⁸ = 11716967459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37680 + ... + 157650.

It is an arithmetic number, because the mean of its divisors is an integer number (621934848).

Almost surely, 2^11716967715 is an apocalyptic number.

11716967715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11716967715 is a deficient number, since it is larger than the sum of its proper divisors (8184947421).

11716967715 is a wasteful number, since it uses less digits than its factorization.

11716967715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120379.

The product of its digits is 555660, while the sum is 51.

The spelling of 11716967715 in words is "eleven billion, seven hundred sixteen million, nine hundred sixty-seven thousand, seven hundred fifteen".