11164135560 has 64 divisors (see below), whose sum is σ = 33499699200. Its totient is φ = 2976454656.

The previous prime is 11164135517. The next prime is 11164135601. The reversal of 11164135560 is 6553146111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 838072 + ... + 851288.

It is an arithmetic number, because the mean of its divisors is an integer number (523432800).

Almost surely, 2^11164135560 is an apocalyptic number.

11164135560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11164135560 is an abundant number, since it is smaller than the sum of its proper divisors (22335563640).

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

11164135560 is a wasteful number, since it uses less digits than its factorization.

11164135560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20270 (or 20266 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 11164135560 in words is "eleven billion, one hundred sixty-four million, one hundred thirty-five thousand, five hundred sixty".