22293798912 has 1008 divisors, whose sum is σ = 89423656560. Its totient is φ = 5449973760.

The previous prime is 22293798911. The next prime is 22293798931. The reversal of 22293798912 is 21989739222.

It is a tau number, because it is divible by the number of its divisors (1008).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22293798911) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1311399928 + ... + 1311399944.

It is an arithmetic number, because the mean of its divisors is an integer number (88713945).

Almost surely, 2^22293798912 is an apocalyptic number.

22293798912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22293798912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44711828280).

22293798912 is an abundant number, since it is smaller than the sum of its proper divisors (67129857648).

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

22293798912 is a wasteful number, since it uses less digits than its factorization.

22293798912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 40 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The spelling of 22293798912 in words is "twenty-two billion, two hundred ninety-three million, seven hundred ninety-eight thousand, nine hundred twelve".