2656651123755 has 64 divisors (see below), whose sum is σ = 5052309655680. Its totient is φ = 1319786790912.

The previous prime is 2656651123657. The next prime is 2656651123811. The reversal of 2656651123755 is 5573211566562.

2656651123755 is a `hidden beast` number, since 2 + 6 + 56 + 6 + 511 + 2 + 3 + 75 + 5 = 666.

It is not a de Polignac number, because 2656651123755 - 2⁷ = 2656651123627 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5744304 + ... + 6189533.

It is an arithmetic number, because the mean of its divisors is an integer number (78942338370).

Almost surely, 2^{2656651123755} is an apocalyptic number.

2656651123755 is a deficient number, since it is larger than the sum of its proper divisors (2395658531925).

2656651123755 is a wasteful number, since it uses less digits than its factorization.

2656651123755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11933965 (or 11933959 counting only the distinct ones).

The product of its digits is 11340000, while the sum is 54.

The spelling of 2656651123755 in words is "two trillion, six hundred fifty-six billion, six hundred fifty-one million, one hundred twenty-three thousand, seven hundred fifty-five".