22992566690 has 32 divisors (see below), whose sum is σ = 41831460720. Its totient is φ = 9098256384.

The previous prime is 22992566671. The next prime is 22992566693. The reversal of 22992566690 is 9666529922.

It is a Cunningham number, because it is equal to 151633²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 645007609 + 22347559081 = 25397^2 + 149491^2 .

It is a super-2 number, since 2×22992566690² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22992566693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3361514 + ... + 3368346.

Almost surely, 2^22992566690 is an apocalyptic number.

22992566690 is a deficient number, since it is larger than the sum of its proper divisors (18838894030).

22992566690 is a wasteful number, since it uses less digits than its factorization.

22992566690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10406.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The spelling of 22992566690 in words is "twenty-two billion, nine hundred ninety-two million, five hundred sixty-six thousand, six hundred ninety".