22519879798 has 8 divisors (see below), whose sum is σ = 36378267408. Its totient is φ = 10393790664.

The previous prime is 22519879771. The next prime is 22519879819. The reversal of 22519879798 is 89797891522.

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

It is a super-2 number, since 2×22519879798² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 433074586 + ... + 433074637.

It is an arithmetic number, because the mean of its divisors is an integer number (4547283426).

Almost surely, 2^22519879798 is an apocalyptic number.

22519879798 is a deficient number, since it is larger than the sum of its proper divisors (13858387610).

22519879798 is a wasteful number, since it uses less digits than its factorization.

22519879798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866149238.

The product of its digits is 45722880, while the sum is 67.

The spelling of 22519879798 in words is "twenty-two billion, five hundred nineteen million, eight hundred seventy-nine thousand, seven hundred ninety-eight".