22388308368 has 20 divisors (see below), whose sum is σ = 57836463408. Its totient is φ = 7462769440.

The previous prime is 22388308339. The next prime is 22388308373. The reversal of 22388308368 is 86380388322.

It is a self number, because there is not a number n which added to its sum of digits gives 22388308368.

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 3 ways as a sum of consecutive naturals, for example, 233211498 + ... + 233211593.

Almost surely, 2^22388308368 is an apocalyptic number.

It is an amenable number.

22388308368 is an abundant number, since it is smaller than the sum of its proper divisors (35448155040).

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

22388308368 is a wasteful number, since it uses less digits than its factorization.

22388308368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466423102 (or 466423096 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 22388308368 in words is "twenty-two billion, three hundred eighty-eight million, three hundred eight thousand, three hundred sixty-eight".