2656456365 has 64 divisors (see below), whose sum is σ = 4468856832. Its totient is φ = 1346284800.

The previous prime is 2656456351. The next prime is 2656456381. The reversal of 2656456365 is 5636546562.

It is not a de Polignac number, because 2656456365 - 2¹⁶ = 2656390829 is a prime.

It is a congruent number.

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, 4209600 + ... + 4210230.

It is an arithmetic number, because the mean of its divisors is an integer number (69825888).

Almost surely, 2^2656456365 is an apocalyptic number.

It is an amenable number.

2656456365 is a deficient number, since it is larger than the sum of its proper divisors (1812400467).

2656456365 is a wasteful number, since it uses less digits than its factorization.

2656456365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850.

The product of its digits is 3888000, while the sum is 48.

The square root of 2656456365 is about 51540.8223159080. The cubic root of 2656456365 is about 1384.9504280936.

The spelling of 2656456365 in words is "two billion, six hundred fifty-six million, four hundred fifty-six thousand, three hundred sixty-five".