22279169024 has 88 divisors (see below), whose sum is σ = 51168580608. Its totient is φ = 9497640960.

The previous prime is 22279169021. The next prime is 22279169027. The reversal of 22279169024 is 42096197222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22279169021) and next prime (22279169027).

It is a super-2 number, since 2×22279169024² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22279169021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1360952 + ... + 1377224.

Almost surely, 2^22279169024 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 22279169024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25584290304).

22279169024 is an abundant number, since it is smaller than the sum of its proper divisors (28889411584).

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

22279169024 is a wasteful number, since it uses less digits than its factorization.

22279169024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16491 (or 16473 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 22279169024 in words is "twenty-two billion, two hundred seventy-nine million, one hundred sixty-nine thousand, twenty-four".