22555133004 has 12 divisors (see below), whose sum is σ = 52628643704. Its totient is φ = 7518377664.

The previous prime is 22555132973. The next prime is 22555133087. The reversal of 22555133004 is 40033155522.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 939797197 + ... + 939797220.

Almost surely, 2^22555133004 is an apocalyptic number.

It is an amenable number.

22555133004 is an abundant number, since it is smaller than the sum of its proper divisors (30073510700).

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

22555133004 is a wasteful number, since it uses less digits than its factorization.

22555133004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879594424 (or 1879594422 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 22555133004 its reverse (40033155522), we get a palindrome (62588288526).

The spelling of 22555133004 in words is "twenty-two billion, five hundred fifty-five million, one hundred thirty-three thousand, four".