2552306665 has 32 divisors (see below), whose sum is σ = 3295261440. Its totient is φ = 1893298176.

The previous prime is 2552306639. The next prime is 2552306671. The reversal of 2552306665 is 5666032552.

It is not a de Polignac number, because 2552306665 - 2⁵ = 2552306633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 492729 + ... + 497881.

It is an arithmetic number, because the mean of its divisors is an integer number (102976920).

Almost surely, 2^2552306665 is an apocalyptic number.

It is an amenable number.

2552306665 is a deficient number, since it is larger than the sum of its proper divisors (742954775).

2552306665 is a wasteful number, since it uses less digits than its factorization.

2552306665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5313.

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 2552306665 is about 50520.3589159855. The cubic root of 2552306665 is about 1366.6090262887.

The spelling of 2552306665 in words is "two billion, five hundred fifty-two million, three hundred six thousand, six hundred sixty-five".