22094204544 has 64 divisors (see below), whose sum is σ = 65208600000. Its totient is φ = 7364733696.

The previous prime is 22094204543. The next prime is 22094204557. The reversal of 22094204544 is 44540249022.

22094204544 is a `hidden beast` number, since 2 + 2 + 0 + 94 + 20 + 4 + 544 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×22094204544² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22094204499 and 22094204508.

It is not an unprimeable number, because it can be changed into a prime (22094204543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3193044 + ... + 3199955.

It is an arithmetic number, because the mean of its divisors is an integer number (1018884375).

Almost surely, 2^22094204544 is an apocalyptic number.

22094204544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22094204544 is an abundant number, since it is smaller than the sum of its proper divisors (43114395456).

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

22094204544 is an equidigital number, since it uses as much as digits as its factorization.

22094204544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6393022 (or 6393004 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 22094204544 in words is "twenty-two billion, ninety-four million, two hundred four thousand, five hundred forty-four".