22917782852 has 24 divisors (see below), whose sum is σ = 40216697472. Its totient is φ = 11427343200.

The previous prime is 22917782803. The next prime is 22917782861. The reversal of 22917782852 is 25828771922.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22917782794 and 22917782803.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2338202 + ... + 2347982.

It is an arithmetic number, because the mean of its divisors is an integer number (1675695728).

Almost surely, 2^22917782852 is an apocalyptic number.

It is an amenable number.

22917782852 is a deficient number, since it is larger than the sum of its proper divisors (17298914620).

22917782852 is a wasteful number, since it uses less digits than its factorization.

22917782852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11339 (or 11337 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 53.

The spelling of 22917782852 in words is "twenty-two billion, nine hundred seventeen million, seven hundred eighty-two thousand, eight hundred fifty-two".