22179479498 has 16 divisors (see below), whose sum is σ = 36308908800. Its totient is φ = 10077355200.

The previous prime is 22179479461. The next prime is 22179479503. The reversal of 22179479498 is 89497497122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22179479498.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157343 + ... + 262898.

It is an arithmetic number, because the mean of its divisors is an integer number (2269306800).

Almost surely, 2^22179479498 is an apocalyptic number.

22179479498 is a deficient number, since it is larger than the sum of its proper divisors (14129429302).

22179479498 is a wasteful number, since it uses less digits than its factorization.

22179479498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422653.

The product of its digits is 18289152, while the sum is 62.

The spelling of 22179479498 in words is "twenty-two billion, one hundred seventy-nine million, four hundred seventy-nine thousand, four hundred ninety-eight".