22603813828 has 12 divisors (see below), whose sum is σ = 41638604560. Its totient is φ = 10707069672.

The previous prime is 22603813777. The next prime is 22603813829. The reversal of 22603813828 is 82831830622.

It is not an unprimeable number, because it can be changed into a prime (22603813829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148709226 + ... + 148709377.

Almost surely, 2^22603813828 is an apocalyptic number.

It is an amenable number.

22603813828 is a deficient number, since it is larger than the sum of its proper divisors (19034790732).

22603813828 is a wasteful number, since it uses less digits than its factorization.

22603813828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297418626 (or 297418624 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 22603813828 in words is "twenty-two billion, six hundred three million, eight hundred thirteen thousand, eight hundred twenty-eight".