22635109116 has 72 divisors (see below), whose sum is σ = 59587164000. Its totient is φ = 7235921280.

The previous prime is 22635109093. The next prime is 22635109129. The reversal of 22635109116 is 61190153622.

22635109116 is a `hidden beast` number, since 2 + 2 + 635 + 1 + 0 + 9 + 1 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82801 + ... + 228311.

It is an arithmetic number, because the mean of its divisors is an integer number (827599500).

Almost surely, 2^22635109116 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 22635109116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29793582000).

22635109116 is an abundant number, since it is smaller than the sum of its proper divisors (36952054884).

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

22635109116 is a wasteful number, since it uses less digits than its factorization.

22635109116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145699 (or 145694 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 22635109116 in words is "twenty-two billion, six hundred thirty-five million, one hundred nine thousand, one hundred sixteen".