20922689883 has 16 divisors (see below), whose sum is σ = 28630699776. Its totient is φ = 13586304480.

The previous prime is 20922689881. The next prime is 20922689899. The reversal of 20922689883 is 38898622902.

It is not a de Polignac number, because 20922689883 - 2¹ = 20922689881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20922689881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574060 + ... + 609417.

It is an arithmetic number, because the mean of its divisors is an integer number (1789418736).

Almost surely, 2^20922689883 is an apocalyptic number.

20922689883 is a deficient number, since it is larger than the sum of its proper divisors (7708009893).

20922689883 is a wasteful number, since it uses less digits than its factorization.

20922689883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183634.

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 20922689883 in words is "twenty billion, nine hundred twenty-two million, six hundred eighty-nine thousand, eight hundred eighty-three".