22498779360 has 96 divisors (see below), whose sum is σ = 71029677600. Its totient is φ = 5986254848.

The previous prime is 22498779349. The next prime is 22498779409. The reversal of 22498779360 is 6397789422.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 22498779360.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163324 + ... + 267716.

It is an arithmetic number, because the mean of its divisors is an integer number (739892475).

Almost surely, 2^22498779360 is an apocalyptic number.

22498779360 is a gapful number since it is divisible by the number (20) 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 22498779360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35514838800).

22498779360 is an abundant number, since it is smaller than the sum of its proper divisors (48530898240).

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

22498779360 is a wasteful number, since it uses less digits than its factorization.

22498779360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104860 (or 104852 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 57.

The spelling of 22498779360 in words is "twenty-two billion, four hundred ninety-eight million, seven hundred seventy-nine thousand, three hundred sixty".