22735605136 has 20 divisors (see below), whose sum is σ = 45569209500. Its totient is φ = 10975809152.

The previous prime is 22735605121. The next prime is 22735605173. The reversal of 22735605136 is 63150653722.

It can be written as a sum of positive squares in 2 ways, for example, as 12894965136 + 9840640000 = 113556^2 + 99200^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24499111 + ... + 24500038.

It is an arithmetic number, because the mean of its divisors is an integer number (2278460475).

Almost surely, 2^22735605136 is an apocalyptic number.

It is an amenable number.

22735605136 is an abundant number, since it is smaller than the sum of its proper divisors (22833604364).

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

22735605136 is a wasteful number, since it uses less digits than its factorization.

22735605136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48999186 (or 48999180 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 22735605136 in words is "twenty-two billion, seven hundred thirty-five million, six hundred five thousand, one hundred thirty-six".