22036491360 has 864 divisors, whose sum is σ = 88401051648. Its totient is φ = 4981616640.

The previous prime is 22036491353. The next prime is 22036491361. The reversal of 22036491360 is 6319463022.

22036491360 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 649 + 1 + 3 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22036491361) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 173515617 + ... + 173515743.

It is an arithmetic number, because the mean of its divisors is an integer number (102316032).

Almost surely, 2^22036491360 is an apocalyptic number.

22036491360 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 22036491360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44200525824).

22036491360 is an abundant number, since it is smaller than the sum of its proper divisors (66364560288).

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

22036491360 is a wasteful number, since it uses less digits than its factorization.

22036491360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 22036491360 in words is "twenty-two billion, thirty-six million, four hundred ninety-one thousand, three hundred sixty".