2656910045 has 16 divisors (see below), whose sum is σ = 3221208000. Its totient is φ = 2103623424.

The previous prime is 2656910017. The next prime is 2656910051. The reversal of 2656910045 is 5400196562.

It is not a de Polignac number, because 2656910045 - 2⁸ = 2656909789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2656909990 and 2656910008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 800309 + ... + 803621.

It is an arithmetic number, because the mean of its divisors is an integer number (201325500).

Almost surely, 2^2656910045 is an apocalyptic number.

It is an amenable number.

2656910045 is a deficient number, since it is larger than the sum of its proper divisors (564297955).

2656910045 is a wasteful number, since it uses less digits than its factorization.

2656910045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4924.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 2656910045 is about 51545.2232995454. The cubic root of 2656910045 is about 1385.0292660213.

The spelling of 2656910045 in words is "two billion, six hundred fifty-six million, nine hundred ten thousand, forty-five".