11611656616524 has 24 divisors (see below), whose sum is σ = 27094487950320. Its totient is φ = 3870463275264.

The previous prime is 11611656616451. The next prime is 11611656616541. The reversal of 11611656616524 is 42561665611611.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10571169 + ... + 11617784.

It is an arithmetic number, because the mean of its divisors is an integer number (1128936997930).

Almost surely, 2^{11611656616524} is an apocalyptic number.

It is an amenable number.

11611656616524 is an abundant number, since it is smaller than the sum of its proper divisors (15482831333796).

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

11611656616524 is a wasteful number, since it uses less digits than its factorization.

11611656616524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22232569 (or 22232567 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 51.

The spelling of 11611656616524 in words is "eleven trillion, six hundred eleven billion, six hundred fifty-six million, six hundred sixteen thousand, five hundred twenty-four".