6256665264 has 40 divisors (see below), whose sum is σ = 16468021872. Its totient is φ = 2046204160.

The previous prime is 6256665133. The next prime is 6256665293. The reversal of 6256665264 is 4625666526.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1227147 + ... + 1232234.

Almost surely, 2^6256665264 is an apocalyptic number.

It is an amenable number.

6256665264 is an abundant number, since it is smaller than the sum of its proper divisors (10211356608).

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

6256665264 is a wasteful number, since it uses less digits than its factorization.

6256665264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459445 (or 2459439 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 48.

The square root of 6256665264 is about 79099.0851021679. The cubic root of 6256665264 is about 1842.6703178227.

The spelling of 6256665264 in words is "six billion, two hundred fifty-six million, six hundred sixty-five thousand, two hundred sixty-four".