22642604316 has 18 divisors (see below), whose sum is σ = 57235472112. Its totient is φ = 7547534760.

The previous prime is 22642604291. The next prime is 22642604339. The reversal of 22642604316 is 61340624622.

22642604316 is a `hidden beast` number, since 2 + 2 + 6 + 42 + 604 + 3 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 628961231 = 22642604316 / (2 + 2 + 6 + 4 + 2 + 6 + 0 + 4 + 3 + 1 + 6).

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 5 ways as a sum of consecutive naturals, for example, 314480580 + ... + 314480651.

Almost surely, 2^22642604316 is an apocalyptic number.

It is an amenable number.

22642604316 is an abundant number, since it is smaller than the sum of its proper divisors (34592867796).

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

22642604316 is a wasteful number, since it uses less digits than its factorization.

22642604316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628961241 (or 628961236 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 22642604316 in words is "twenty-two billion, six hundred forty-two million, six hundred four thousand, three hundred sixteen".