22611612432 has 40 divisors (see below), whose sum is σ = 60953045184. Its totient is φ = 7209499264.

The previous prime is 22611612427. The next prime is 22611612437. The reversal of 22611612432 is 23421611622.

It is an interprime number because it is at equal distance from previous prime (22611612427) and next prime (22611612437).

It is a super-2 number, since 2×22611612432² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 22611612432.

It is not an unprimeable number, because it can be changed into a prime (22611612437) 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, 10239663 + ... + 10241870.

Almost surely, 2^22611612432 is an apocalyptic number.

It is an amenable number.

22611612432 is an abundant number, since it is smaller than the sum of its proper divisors (38341432752).

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

22611612432 is a wasteful number, since it uses less digits than its factorization.

22611612432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20481567 (or 20481561 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The spelling of 22611612432 in words is "twenty-two billion, six hundred eleven million, six hundred twelve thousand, four hundred thirty-two".