22942352997 has 12 divisors (see below), whose sum is σ = 34883110080. Its totient is φ = 14489907048.

The previous prime is 22942352989. The next prime is 22942353059. The reversal of 22942352997 is 79925324922.

22942352997 is a `hidden beast` number, since 2 + 2 + 9 + 4 + 23 + 529 + 97 = 666.

It is not a de Polignac number, because 22942352997 - 2³ = 22942352989 is a prime.

It is a super-2 number, since 2×22942352997² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22942352947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67082733 + ... + 67083074.

It is an arithmetic number, because the mean of its divisors is an integer number (2906925840).

Almost surely, 2^22942352997 is an apocalyptic number.

It is an amenable number.

22942352997 is a deficient number, since it is larger than the sum of its proper divisors (11940757083).

22942352997 is a wasteful number, since it uses less digits than its factorization.

22942352997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134165832 (or 134165829 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The spelling of 22942352997 in words is "twenty-two billion, nine hundred forty-two million, three hundred fifty-two thousand, nine hundred ninety-seven".