22354512136 has 64 divisors (see below), whose sum is σ = 46262664000. Its totient is φ = 10041999360.

The previous prime is 22354512121. The next prime is 22354512139. The reversal of 22354512136 is 63121545322.

It is not an unprimeable number, because it can be changed into a prime (22354512139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7928535 + ... + 7931353.

It is an arithmetic number, because the mean of its divisors is an integer number (722854125).

Almost surely, 2^22354512136 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 22354512136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23131332000).

22354512136 is an abundant number, since it is smaller than the sum of its proper divisors (23908151864).

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

22354512136 is a wasteful number, since it uses less digits than its factorization.

22354512136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862 (or 3858 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The spelling of 22354512136 in words is "twenty-two billion, three hundred fifty-four million, five hundred twelve thousand, one hundred thirty-six".