11976791296 has 36 divisors (see below), whose sum is σ = 23915149524. Its totient is φ = 5986304000.

The previous prime is 11976791291. The next prime is 11976791327. The reversal of 11976791296 is 69219767911.

It can be written as a sum of positive squares in 2 ways, for example, as 1408951296 + 10567840000 = 37536^2 + 102800^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11976791296.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11976791291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941136 + ... + 953776.

It is an arithmetic number, because the mean of its divisors is an integer number (664309709).

Almost surely, 2^11976791296 is an apocalyptic number.

11976791296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11976791296 is a deficient number, since it is larger than the sum of its proper divisors (11938358228).

11976791296 is an equidigital number, since it uses as much as digits as its factorization.

11976791296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16358 (or 16344 counting only the distinct ones).

The product of its digits is 2571912, while the sum is 58.

The spelling of 11976791296 in words is "eleven billion, nine hundred seventy-six million, seven hundred ninety-one thousand, two hundred ninety-six".