22997583693 has 32 divisors (see below), whose sum is σ = 38973553920. Its totient is φ = 13129378560.

The previous prime is 22997583691. The next prime is 22997583733. The reversal of 22997583693 is 39638579922.

It is not a de Polignac number, because 22997583693 - 2¹ = 22997583691 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 22997583693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22997583691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151873 + ... + 262793.

It is an arithmetic number, because the mean of its divisors is an integer number (1217923560).

Almost surely, 2^22997583693 is an apocalyptic number.

It is an amenable number.

22997583693 is a deficient number, since it is larger than the sum of its proper divisors (15975970227).

22997583693 is a wasteful number, since it uses less digits than its factorization.

22997583693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112034 (or 112028 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 63.

The spelling of 22997583693 in words is "twenty-two billion, nine hundred ninety-seven million, five hundred eighty-three thousand, six hundred ninety-three".