22348515318 has 8 divisors (see below), whose sum is σ = 44697030648. Its totient is φ = 7449505104.

The previous prime is 22348515251. The next prime is 22348515341. The reversal of 22348515318 is 81351584322.

It is a sphenic number, since it is the product of 3 distinct primes.

22348515318 is an admirable number.

It is a super-2 number, since 2×22348515318² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22348515318.

It is a congruent number.

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, 1862376271 + ... + 1862376282.

It is an arithmetic number, because the mean of its divisors is an integer number (5587128831).

Almost surely, 2^22348515318 is an apocalyptic number.

22348515318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22348515318 is a wasteful number, since it uses less digits than its factorization.

22348515318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724752558.

The product of its digits is 230400, while the sum is 42.

The spelling of 22348515318 in words is "twenty-two billion, three hundred forty-eight million, five hundred fifteen thousand, three hundred eighteen".