22403905898 has 32 divisors (see below), whose sum is σ = 38601239040. Its totient is φ = 9644920560.

The previous prime is 22403905883. The next prime is 22403905913. The reversal of 22403905898 is 89850930422.

It is an interprime number because it is at equal distance from previous prime (22403905883) and next prime (22403905913).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2472965 + ... + 2482007.

It is an arithmetic number, because the mean of its divisors is an integer number (1206288720).

Almost surely, 2^22403905898 is an apocalyptic number.

22403905898 is a deficient number, since it is larger than the sum of its proper divisors (16197333142).

22403905898 is a wasteful number, since it uses less digits than its factorization.

22403905898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15002.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 22403905898 in words is "twenty-two billion, four hundred three million, nine hundred five thousand, eight hundred ninety-eight".