22438768517 has 8 divisors (see below), whose sum is σ = 25075697472. Its totient is φ = 19901346400.

The previous prime is 22438768507. The next prime is 22438768577. The reversal of 22438768517 is 71586783422.

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

It is a cyclic number.

It is not a de Polignac number, because 22438768517 - 2⁴ = 22438768501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22438768507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24876233 + ... + 24877134.

It is an arithmetic number, because the mean of its divisors is an integer number (3134462184).

Almost surely, 2^22438768517 is an apocalyptic number.

It is an amenable number.

22438768517 is a deficient number, since it is larger than the sum of its proper divisors (2636928955).

22438768517 is a wasteful number, since it uses less digits than its factorization.

22438768517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49753419.

The product of its digits is 4515840, while the sum is 53.

The spelling of 22438768517 in words is "twenty-two billion, four hundred thirty-eight million, seven hundred sixty-eight thousand, five hundred seventeen".