22004929154728 has 64 divisors (see below), whose sum is σ = 44558041651200. Its totient is φ = 10127554295040.

The previous prime is 22004929154717. The next prime is 22004929154749. The reversal of 22004929154728 is 82745192940022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331211673 + ... + 331278103.

It is an arithmetic number, because the mean of its divisors is an integer number (696219400800).

Almost surely, 2^{22004929154728} is an apocalyptic number.

It is an amenable number.

22004929154728 is an abundant number, since it is smaller than the sum of its proper divisors (22553112496472).

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

22004929154728 is a wasteful number, since it uses less digits than its factorization.

22004929154728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75362 (or 75358 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 22004929154728 in words is "twenty-two trillion, four billion, nine hundred twenty-nine million, one hundred fifty-four thousand, seven hundred twenty-eight".