22603000905 has 48 divisors (see below), whose sum is σ = 40216176000. Its totient is φ = 11736864000.

The previous prime is 22603000873. The next prime is 22603000909. The reversal of 22603000905 is 50900030622.

It is not a de Polignac number, because 22603000905 - 2⁵ = 22603000873 is a prime.

It is a super-2 number, since 2×22603000905² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22603000909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 908380 + ... + 932930.

It is an arithmetic number, because the mean of its divisors is an integer number (837837000).

Almost surely, 2^22603000905 is an apocalyptic number.

It is an amenable number.

22603000905 is a deficient number, since it is larger than the sum of its proper divisors (17613175095).

22603000905 is a wasteful number, since it uses less digits than its factorization.

22603000905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25102 (or 25099 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The spelling of 22603000905 in words is "twenty-two billion, six hundred three million, nine hundred five", and thus it is an aban number.