22920505204 has 12 divisors (see below), whose sum is σ = 42470348004. Its totient is φ = 10786120064.

The previous prime is 22920505189. The next prime is 22920505217. The reversal of 22920505204 is 40250502922.

It can be written as a sum of positive squares in 2 ways, for example, as 19585442704 + 3335062500 = 139948^2 + 57750^2 .

It is a congruent number.

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, 168533059 + ... + 168533194.

It is an arithmetic number, because the mean of its divisors is an integer number (3539195667).

Almost surely, 2^22920505204 is an apocalyptic number.

It is an amenable number.

22920505204 is a deficient number, since it is larger than the sum of its proper divisors (19549842800).

22920505204 is a wasteful number, since it uses less digits than its factorization.

22920505204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337066274 (or 337066272 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 22920505204 in words is "twenty-two billion, nine hundred twenty million, five hundred five thousand, two hundred four".