22644336036426 has 64 divisors (see below), whose sum is σ = 48854381482368. Its totient is φ = 6955782882048.

The previous prime is 22644336036403. The next prime is 22644336036431. The reversal of 22644336036426 is 62463063344622.

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 31 ways as a sum of consecutive naturals, for example, 276504081 + ... + 276585963.

It is an arithmetic number, because the mean of its divisors is an integer number (763349710662).

Almost surely, 2^{22644336036426} is an apocalyptic number.

22644336036426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22644336036426 is an abundant number, since it is smaller than the sum of its proper divisors (26210045445942).

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

22644336036426 is a wasteful number, since it uses less digits than its factorization.

22644336036426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87815.

The product of its (nonzero) digits is 17915904, while the sum is 51.

The spelling of 22644336036426 in words is "twenty-two trillion, six hundred forty-four billion, three hundred thirty-six million, thirty-six thousand, four hundred twenty-six".