22079336724 has 84 divisors (see below), whose sum is σ = 58017839040. Its totient is φ = 7348844880.

The previous prime is 22079336717. The next prime is 22079336743. The reversal of 22079336724 is 42763397022.

22079336724 is a `hidden beast` number, since 220 + 79 + 336 + 7 + 24 = 666.

It is a super-2 number, since 2×22079336724² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22079336724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2091339 + ... + 2101869.

It is an arithmetic number, because the mean of its divisors is an integer number (690688560).

Almost surely, 2^22079336724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22079336724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29008919520).

22079336724 is an abundant number, since it is smaller than the sum of its proper divisors (35938502316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22079336724 is a wasteful number, since it uses less digits than its factorization.

22079336724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11272 (or 11255 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 22079336724 in words is "twenty-two billion, seventy-nine million, three hundred thirty-six thousand, seven hundred twenty-four".