22721360798 has 8 divisors (see below), whose sum is σ = 34513459680. Its totient is φ = 11216874240.

The previous prime is 22721360743. The next prime is 22721360833. The reversal of 22721360798 is 89706312722.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71902883 + ... + 71903198.

It is an arithmetic number, because the mean of its divisors is an integer number (4314182460).

Almost surely, 2^22721360798 is an apocalyptic number.

22721360798 is a deficient number, since it is larger than the sum of its proper divisors (11792098882).

22721360798 is a wasteful number, since it uses less digits than its factorization.

22721360798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143806162.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 22721360798 in words is "twenty-two billion, seven hundred twenty-one million, three hundred sixty thousand, seven hundred ninety-eight".