22798161152 has 144 divisors (see below), whose sum is σ = 51665901840. Its totient is φ = 9965469696.

The previous prime is 22798161107. The next prime is 22798161193. The reversal of 22798161152 is 25116189722.

It can be written as a sum of positive squares in 8 ways, for example, as 28558336 + 22769602816 = 5344^2 + 150896^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5112908 + ... + 5117364.

It is an arithmetic number, because the mean of its divisors is an integer number (358790985).

Almost surely, 2^22798161152 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 22798161152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25832950920).

22798161152 is an abundant number, since it is smaller than the sum of its proper divisors (28867740688).

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

22798161152 is a wasteful number, since it uses less digits than its factorization.

22798161152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568 (or 4554 counting only the distinct ones).

The product of its digits is 120960, while the sum is 44.

The spelling of 22798161152 in words is "twenty-two billion, seven hundred ninety-eight million, one hundred sixty-one thousand, one hundred fifty-two".