11779819504 has 20 divisors (see below), whose sum is σ = 22826810320. Its totient is φ = 5889029760.

The previous prime is 11779819501. The next prime is 11779819607. The reversal of 11779819504 is 40591897711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11779819501) 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, 63124 + ... + 165964.

It is an arithmetic number, because the mean of its divisors is an integer number (1141340516).

Almost surely, 2^11779819504 is an apocalyptic number.

It is an amenable number.

11779819504 is a deficient number, since it is larger than the sum of its proper divisors (11046990816).

11779819504 is a wasteful number, since it uses less digits than its factorization.

11779819504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110008 (or 110002 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 52.

The spelling of 11779819504 in words is "eleven billion, seven hundred seventy-nine million, eight hundred nineteen thousand, five hundred four".