11616560 has 20 divisors (see below), whose sum is σ = 27008688. Its totient is φ = 4646592.

The previous prime is 11616551. The next prime is 11616589. The reversal of 11616560 is 6561611.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

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, 72524 + ... + 72683.

Almost surely, 2^11616560 is an apocalyptic number.

11616560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11616560 is an abundant number, since it is smaller than the sum of its proper divisors (15392128).

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

11616560 is a wasteful number, since it uses less digits than its factorization.

11616560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145220 (or 145214 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 11616560 is about 3408.3074978646. The cubic root of 11616560 is about 226.4779089832.

The spelling of 11616560 in words is "eleven million, six hundred sixteen thousand, five hundred sixty".