22671112512 has 224 divisors, whose sum is σ = 67299840000. Its totient is φ = 6701156352.

The previous prime is 22671112507. The next prime is 22671112543. The reversal of 22671112512 is 21521117622.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22671112512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3940614 + ... + 3946362.

Almost surely, 2^22671112512 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 22671112512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33649920000).

22671112512 is an abundant number, since it is smaller than the sum of its proper divisors (44628727488).

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

22671112512 is a wasteful number, since it uses less digits than its factorization.

22671112512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5853 (or 5843 counting only the distinct ones).

The product of its digits is 3360, while the sum is 30.

The spelling of 22671112512 in words is "twenty-two billion, six hundred seventy-one million, one hundred twelve thousand, five hundred twelve".