22806157474 has 16 divisors (see below), whose sum is σ = 35426091960. Its totient is φ = 11004514560.

The previous prime is 22806157447. The next prime is 22806157477. The reversal of 22806157474 is 47475160822.

It can be written as a sum of positive squares in 4 ways, for example, as 14748402249 + 8057755225 = 121443^2 + 89765^2 .

It is not an unprimeable number, because it can be changed into a prime (22806157477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757079 + ... + 1770010.

Almost surely, 2^22806157474 is an apocalyptic number.

22806157474 is a deficient number, since it is larger than the sum of its proper divisors (12619934486).

22806157474 is a wasteful number, since it uses less digits than its factorization.

22806157474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3527205.

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 22806157474 in words is "twenty-two billion, eight hundred six million, one hundred fifty-seven thousand, four hundred seventy-four".