22398932158 has 4 divisors (see below), whose sum is σ = 33598398240. Its totient is φ = 11199466078.

The previous prime is 22398932141. The next prime is 22398932161. The reversal of 22398932158 is 85123989322.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5599733038 + ... + 5599733041.

It is an arithmetic number, because the mean of its divisors is an integer number (8399599560).

Almost surely, 2^22398932158 is an apocalyptic number.

22398932158 is a deficient number, since it is larger than the sum of its proper divisors (11199466082).

22398932158 is a wasteful number, since it uses less digits than its factorization.

22398932158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11199466081.

The product of its digits is 1866240, while the sum is 52.

The spelling of 22398932158 in words is "twenty-two billion, three hundred ninety-eight million, nine hundred thirty-two thousand, one hundred fifty-eight".