22909297959 has 20 divisors (see below), whose sum is σ = 35710470576. Its totient is φ = 14608826496.

The previous prime is 22909297951. The next prime is 22909297963. The reversal of 22909297959 is 95979290922.

22909297959 is a `hidden beast` number, since 2 + 290 + 9 + 297 + 9 + 59 = 666.

It is not a de Polignac number, because 22909297959 - 2³ = 22909297951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22909297896 and 22909297905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22909297951) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6146634 + ... + 6150359.

Almost surely, 2^22909297959 is an apocalyptic number.

22909297959 is a deficient number, since it is larger than the sum of its proper divisors (12801172617).

22909297959 is a wasteful number, since it uses less digits than its factorization.

22909297959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12297028 (or 12297019 counting only the distinct ones).

The product of its (nonzero) digits is 16533720, while the sum is 63.

The spelling of 22909297959 in words is "twenty-two billion, nine hundred nine million, two hundred ninety-seven thousand, nine hundred fifty-nine".