2656962864 has 40 divisors (see below), whose sum is σ = 7626468720. Its totient is φ = 885654144.

The previous prime is 2656962779. The next prime is 2656962887. The reversal of 2656962864 is 4682696562.

It is a happy number.

2656962864 is a `hidden beast` number, since 2 + 6 + 5 + 6 + 9 + 628 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 2656962864.

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, 3074757 + ... + 3075620.

It is an arithmetic number, because the mean of its divisors is an integer number (190661718).

Almost surely, 2^2656962864 is an apocalyptic number.

2656962864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2656962864 is an abundant number, since it is smaller than the sum of its proper divisors (4969505856).

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

2656962864 is a wasteful number, since it uses less digits than its factorization.

2656962864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6150394 (or 6150382 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The square root of 2656962864 is about 51545.7356529131. The cubic root of 2656962864 is about 1385.0384440232.

The spelling of 2656962864 in words is "two billion, six hundred fifty-six million, nine hundred sixty-two thousand, eight hundred sixty-four".