22695428623 has 32 divisors (see below), whose sum is σ = 27025320960. Its totient is φ = 18647677440.

The previous prime is 22695428597. The next prime is 22695428629. The reversal of 22695428623 is 32682459622.

It is a de Polignac number, because none of the positive numbers 2^k-22695428623 is a prime.

It is a super-2 number, since 2×22695428623² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22695428629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25586286 + ... + 25587172.

It is an arithmetic number, because the mean of its divisors is an integer number (844541280).

Almost surely, 2^22695428623 is an apocalyptic number.

22695428623 is a deficient number, since it is larger than the sum of its proper divisors (4329892337).

22695428623 is a wasteful number, since it uses less digits than its factorization.

22695428623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687.

The product of its digits is 2488320, while the sum is 49.

The spelling of 22695428623 in words is "twenty-two billion, six hundred ninety-five million, four hundred twenty-eight thousand, six hundred twenty-three".