11556090752 has 64 divisors (see below), whose sum is σ = 24396951600. Its totient is φ = 5442662400.

The previous prime is 11556090743. The next prime is 11556090773. The reversal of 11556090752 is 25709065511.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

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, 114227 + ... + 190157.

Almost surely, 2^11556090752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11556090752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12198475800).

11556090752 is an abundant number, since it is smaller than the sum of its proper divisors (12840860848).

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

11556090752 is an equidigital number, since it uses as much as digits as its factorization.

11556090752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76015 (or 76003 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 41.

The spelling of 11556090752 in words is "eleven billion, five hundred fifty-six million, ninety thousand, seven hundred fifty-two".