22551353132 has 96 divisors (see below), whose sum is σ = 50359034880. Its totient is φ = 8582112000.

The previous prime is 22551353113. The next prime is 22551353141. The reversal of 22551353132 is 23135315522.

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, 2378882 + ... + 2388342.

It is an arithmetic number, because the mean of its divisors is an integer number (524573280).

Almost surely, 2^22551353132 is an apocalyptic number.

22551353132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22551353132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25179517440).

22551353132 is an abundant number, since it is smaller than the sum of its proper divisors (27807681748).

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

22551353132 is a wasteful number, since it uses less digits than its factorization.

22551353132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663 (or 9661 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

Adding to 22551353132 its reverse (23135315522), we get a palindrome (45686668654).

The spelling of 22551353132 in words is "twenty-two billion, five hundred fifty-one million, three hundred fifty-three thousand, one hundred thirty-two".