11179396520 has 32 divisors (see below), whose sum is σ = 26633269800. Its totient is φ = 4208713728.

The previous prime is 11179396517. The next prime is 11179396573. The reversal of 11179396520 is 2569397111.

It can be written as a sum of positive squares in 4 ways, for example, as 10189287364 + 990109156 = 100942^2 + 31466^2 .

It is a super-2 number, since 2×11179396520² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8219465 + ... + 8220824.

Almost surely, 2^11179396520 is an apocalyptic number.

11179396520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11179396520 is an abundant number, since it is smaller than the sum of its proper divisors (15453873280).

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

11179396520 is a wasteful number, since it uses less digits than its factorization.

11179396520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16440317 (or 16440313 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 44.

The spelling of 11179396520 in words is "eleven billion, one hundred seventy-nine million, three hundred ninety-six thousand, five hundred twenty".