22479649858 has 8 divisors (see below), whose sum is σ = 33853816080. Its totient is φ = 11195044500.

The previous prime is 22479649849. The next prime is 22479649883. The reversal of 22479649858 is 85894697422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22479649858.

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 3 ways as a sum of consecutive naturals, for example, 22389588 + ... + 22390591.

It is an arithmetic number, because the mean of its divisors is an integer number (4231727010).

Almost surely, 2^22479649858 is an apocalyptic number.

22479649858 is a deficient number, since it is larger than the sum of its proper divisors (11374166222).

22479649858 is a wasteful number, since it uses less digits than its factorization.

22479649858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44780432.

The product of its digits is 69672960, while the sum is 64.

The spelling of 22479649858 in words is "twenty-two billion, four hundred seventy-nine million, six hundred forty-nine thousand, eight hundred fifty-eight".