2656165524 has 12 divisors (see below), whose sum is σ = 6197719584. Its totient is φ = 885388504.

The previous prime is 2656165489. The next prime is 2656165531. The reversal of 2656165524 is 4255616562.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110673552 + ... + 110673575.

It is an arithmetic number, because the mean of its divisors is an integer number (516476632).

Almost surely, 2^2656165524 is an apocalyptic number.

It is an amenable number.

2656165524 is an abundant number, since it is smaller than the sum of its proper divisors (3541554060).

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

2656165524 is a wasteful number, since it uses less digits than its factorization.

2656165524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221347134 (or 221347132 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The square root of 2656165524 is about 51538.0007761263. Note that the first 3 decimals coincide. The cubic root of 2656165524 is about 1384.8998826786.

The spelling of 2656165524 in words is "two billion, six hundred fifty-six million, one hundred sixty-five thousand, five hundred twenty-four".