11111579717392 has 100 divisors (see below), whose sum is σ = 27398516199696. Its totient is φ = 4329186738240.

The previous prime is 11111579717387. The next prime is 11111579717417. The reversal of 11111579717392 is 29371797511111.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12724858 + ... + 13570009.

Almost surely, 2^{11111579717392} is an apocalyptic number.

It is an amenable number.

11111579717392 is an abundant number, since it is smaller than the sum of its proper divisors (16286936482304).

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

11111579717392 is an equidigital number, since it uses as much as digits as its factorization.

11111579717392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26294914 (or 26294887 counting only the distinct ones).

The product of its digits is 833490, while the sum is 55.

The spelling of 11111579717392 in words is "eleven trillion, one hundred eleven billion, five hundred seventy-nine million, seven hundred seventeen thousand, three hundred ninety-two".