22445604452 has 12 divisors (see below), whose sum is σ = 39579654576. Its totient is φ = 11137131720.

The previous prime is 22445604431. The next prime is 22445604479. The reversal of 22445604452 is 25440654422.

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, 21417038 + ... + 21418085.

It is an arithmetic number, because the mean of its divisors is an integer number (3298304548).

Almost surely, 2^22445604452 is an apocalyptic number.

It is an amenable number.

22445604452 is a deficient number, since it is larger than the sum of its proper divisors (17134050124).

22445604452 is a wasteful number, since it uses less digits than its factorization.

22445604452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42835258 (or 42835256 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 22445604452 in words is "twenty-two billion, four hundred forty-five million, six hundred four thousand, four hundred fifty-two".