22525040665 has 32 divisors (see below), whose sum is σ = 28594824192. Its totient is φ = 17006976000.

The previous prime is 22525040653. The next prime is 22525040701. The reversal of 22525040665 is 56604052522.

It is not a de Polignac number, because 22525040665 - 2⁵ = 22525040633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5069845 + ... + 5074285.

It is an arithmetic number, because the mean of its divisors is an integer number (893588256).

Almost surely, 2^22525040665 is an apocalyptic number.

It is an amenable number.

22525040665 is a deficient number, since it is larger than the sum of its proper divisors (6069783527).

22525040665 is a wasteful number, since it uses less digits than its factorization.

22525040665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5281.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 22525040665 in words is "twenty-two billion, five hundred twenty-five million, forty thousand, six hundred sixty-five".