22097079992 has 64 divisors (see below), whose sum is σ = 46239379200. Its totient is φ = 9830891520.

The previous prime is 22097079931. The next prime is 22097080001. The reversal of 22097079992 is 29997079022.

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 15 ways as a sum of consecutive naturals, for example, 815234 + ... + 841902.

It is an arithmetic number, because the mean of its divisors is an integer number (722490300).

Almost surely, 2^22097079992 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 22097079992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23119689600).

22097079992 is an abundant number, since it is smaller than the sum of its proper divisors (24142299208).

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

22097079992 is a wasteful number, since it uses less digits than its factorization.

22097079992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26976 (or 26972 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 56.

The spelling of 22097079992 in words is "twenty-two billion, ninety-seven million, seventy-nine thousand, nine hundred ninety-two".