22004164494 has 48 divisors (see below), whose sum is σ = 51547742064. Its totient is φ = 6743520000.

The previous prime is 22004164453. The next prime is 22004164517. The reversal of 22004164494 is 49446140022.

It is a happy number.

22004164494 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 4 + 1 + 644 + 9 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128587 + ... + 246054.

It is an arithmetic number, because the mean of its divisors is an integer number (1073911293).

Almost surely, 2^22004164494 is an apocalyptic number.

22004164494 is an abundant number, since it is smaller than the sum of its proper divisors (29543577570).

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

22004164494 is a wasteful number, since it uses less digits than its factorization.

22004164494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374913 (or 374910 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 22004164494 in words is "twenty-two billion, four million, one hundred sixty-four thousand, four hundred ninety-four".