22052085857 has 16 divisors (see below), whose sum is σ = 23443862400. Its totient is φ = 20670977280.

The previous prime is 22052085829. The next prime is 22052085859. The reversal of 22052085857 is 75858025022.

It is not a de Polignac number, because 22052085857 - 2²² = 22047891553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22052085859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6229394 + ... + 6232932.

It is an arithmetic number, because the mean of its divisors is an integer number (1465241400).

Almost surely, 2^22052085857 is an apocalyptic number.

It is an amenable number.

22052085857 is a deficient number, since it is larger than the sum of its proper divisors (1391776543).

22052085857 is a wasteful number, since it uses less digits than its factorization.

22052085857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4936.

The product of its (nonzero) digits is 448000, while the sum is 44.

The spelling of 22052085857 in words is "twenty-two billion, fifty-two million, eighty-five thousand, eight hundred fifty-seven".