22791552002 has 6 divisors (see below), whose sum is σ = 34187648259. Its totient is φ = 11395669250.

The previous prime is 22791552001. The next prime is 22791552059. The reversal of 22791552002 is 20025519722.

It can be written as a sum of positive squares in only one way, i.e., 11395776001 + 11395776001 = 106751^2 + 106751^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=106751.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22791552001) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 160127 + ... + 266877.

Almost surely, 2^22791552002 is an apocalyptic number.

22791552002 is a deficient number, since it is larger than the sum of its proper divisors (11396096257).

22791552002 is an frugal number, since it uses more digits than its factorization.

22791552002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213504 (or 106753 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 22791552002 in words is "twenty-two billion, seven hundred ninety-one million, five hundred fifty-two thousand, two".