11601655152 has 20 divisors (see below), whose sum is σ = 29970942600. Its totient is φ = 3867218368.

The previous prime is 11601655133. The next prime is 11601655181. The reversal of 11601655152 is 25155610611.

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, 120850527 + ... + 120850622.

It is an arithmetic number, because the mean of its divisors is an integer number (1498547130).

Almost surely, 2^11601655152 is an apocalyptic number.

11601655152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11601655152 is an abundant number, since it is smaller than the sum of its proper divisors (18369287448).

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

11601655152 is a wasteful number, since it uses less digits than its factorization.

11601655152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241701160 (or 241701154 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 33.

The spelling of 11601655152 in words is "eleven billion, six hundred one million, six hundred fifty-five thousand, one hundred fifty-two".