2664256254 has 32 divisors (see below), whose sum is σ = 5857315200. Its totient is φ = 801184800.

The previous prime is 2664256249. The next prime is 2664256261. The reversal of 2664256254 is 4526524662.

It is a super-2 number, since 2×2664256254² = 14196522773956225032, which contains 22 as substring.

It is a Curzon number.

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, 145429 + ... + 162720.

It is an arithmetic number, because the mean of its divisors is an integer number (183041100).

Almost surely, 2^2664256254 is an apocalyptic number.

2664256254 is an abundant number, since it is smaller than the sum of its proper divisors (3193058946).

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

2664256254 is a wasteful number, since it uses less digits than its factorization.

2664256254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308296.

The product of its digits is 691200, while the sum is 42.

The square root of 2664256254 is about 51616.4339527635. The cubic root of 2664256254 is about 1386.3046010481.

The spelling of 2664256254 in words is "two billion, six hundred sixty-four million, two hundred fifty-six thousand, two hundred fifty-four".