22650404768 has 24 divisors (see below), whose sum is σ = 44603493732. Its totient is φ = 11322533376.

The previous prime is 22650404747. The next prime is 22650404809. The reversal of 22650404768 is 86740405622.

It can be written as a sum of positive squares in 2 ways, for example, as 20894124304 + 1756280464 = 144548^2 + 41908^2 .

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, 58196 + ... + 220652.

Almost surely, 2^22650404768 is an apocalyptic number.

It is an amenable number.

22650404768 is a deficient number, since it is larger than the sum of its proper divisors (21953088964).

22650404768 is a wasteful number, since it uses less digits than its factorization.

22650404768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166824 (or 166816 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 22650404768 in words is "twenty-two billion, six hundred fifty million, four hundred four thousand, seven hundred sixty-eight".