22159153152 has 360 divisors, whose sum is σ = 68883714900. Its totient is φ = 7096688640.

The previous prime is 22159153129. The next prime is 22159153187. The reversal of 22159153152 is 25135195122.

22159153152 is a `hidden beast` number, since 2 + 2 + 1 + 591 + 53 + 15 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 159418299 + ... + 159418437.

Almost surely, 2^22159153152 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 22159153152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34441857450).

22159153152 is an abundant number, since it is smaller than the sum of its proper divisors (46724561748).

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

22159153152 is an equidigital number, since it uses as much as digits as its factorization.

22159153152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 175 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The spelling of 22159153152 in words is "twenty-two billion, one hundred fifty-nine million, one hundred fifty-three thousand, one hundred fifty-two".