11976312966 has 16 divisors (see below), whose sum is σ = 25361604144. Its totient is φ = 3757274624.

The previous prime is 11976312899. The next prime is 11976313091. The reversal of 11976312966 is 66921367911.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58707315 + ... + 58707518.

It is an arithmetic number, because the mean of its divisors is an integer number (1585100259).

Almost surely, 2^11976312966 is an apocalyptic number.

11976312966 is an abundant number, since it is smaller than the sum of its proper divisors (13385291178).

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

11976312966 is a wasteful number, since it uses less digits than its factorization.

11976312966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117414855.

The product of its digits is 734832, while the sum is 51.

Subtracting 11976312966 from its reverse (66921367911), we obtain a palindrome (54945054945).

The spelling of 11976312966 in words is "eleven billion, nine hundred seventy-six million, three hundred twelve thousand, nine hundred sixty-six".