11323517560 has 128 divisors (see below), whose sum is σ = 26727874560. Its totient is φ = 4312627200.

The previous prime is 11323517537. The next prime is 11323517599. The reversal of 11323517560 is 6571532311.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29565129 + ... + 29565511.

It is an arithmetic number, because the mean of its divisors is an integer number (208811520).

Almost surely, 2^11323517560 is an apocalyptic number.

11323517560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11323517560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13363937280).

11323517560 is an abundant number, since it is smaller than the sum of its proper divisors (15404357000).

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

11323517560 is a wasteful number, since it uses less digits than its factorization.

11323517560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 745 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The spelling of 11323517560 in words is "eleven billion, three hundred twenty-three million, five hundred seventeen thousand, five hundred sixty".