11776811008 has 56 divisors (see below), whose sum is σ = 23591520000. Its totient is φ = 5878579200.

The previous prime is 11776810973. The next prime is 11776811017. The reversal of 11776811008 is 80011867711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9428368 + ... + 9429616.

Almost surely, 2^11776811008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11776811008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11795760000).

11776811008 is an abundant number, since it is smaller than the sum of its proper divisors (11814708992).

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

11776811008 is an equidigital number, since it uses as much as digits as its factorization.

11776811008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 2402 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 40.

The spelling of 11776811008 in words is "eleven billion, seven hundred seventy-six million, eight hundred eleven thousand, eight".