22997519986 has 24 divisors (see below), whose sum is σ = 39487533696. Its totient is φ = 9840299040.

The previous prime is 22997519977. The next prime is 22997520001. The reversal of 22997519986 is 68991579922.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12290631 + ... + 12292501.

It is an arithmetic number, because the mean of its divisors is an integer number (1645313904).

Almost surely, 2^22997519986 is an apocalyptic number.

22997519986 is a deficient number, since it is larger than the sum of its proper divisors (16490013710).

22997519986 is an frugal number, since it uses more digits than its factorization.

22997519986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3754 (or 2817 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 67.

The spelling of 22997519986 in words is "twenty-two billion, nine hundred ninety-seven million, five hundred nineteen thousand, nine hundred eighty-six".