11520176056 has 16 divisors (see below), whose sum is σ = 21624805800. Its totient is φ = 5753561184.

The previous prime is 11520175981. The next prime is 11520176077. The reversal of 11520176056 is 65067102511.

It is a super-2 number, since 2×11520176056² (a number of 21 digits) contains 22 as substring.

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, 808351 + ... + 822478.

Almost surely, 2^11520176056 is an apocalyptic number.

It is an amenable number.

11520176056 is a deficient number, since it is larger than the sum of its proper divisors (10104629744).

11520176056 is a wasteful number, since it uses less digits than its factorization.

11520176056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631718 (or 1631714 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

Adding to 11520176056 its reverse (65067102511), we get a palindrome (76587278567).

The spelling of 11520176056 in words is "eleven billion, five hundred twenty million, one hundred seventy-six thousand, fifty-six".