22042246626 has 12 divisors (see below), whose sum is σ = 47758201062. Its totient is φ = 7347415536.

The previous prime is 22042246613. The next prime is 22042246687. The reversal of 22042246626 is 62664224022.

22042246626 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 2 + 24 + 6 + 626 = 666.

It can be written as a sum of positive squares in only one way, i.e., 21242771001 + 799475625 = 145749^2 + 28275^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 612284611 + ... + 612284646.

Almost surely, 2^22042246626 is an apocalyptic number.

22042246626 is an abundant number, since it is smaller than the sum of its proper divisors (25715954436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22042246626 is a wasteful number, since it uses less digits than its factorization.

22042246626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224569265 (or 1224569262 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 22042246626 in words is "twenty-two billion, forty-two million, two hundred forty-six thousand, six hundred twenty-six".