22364294438858 has 4 divisors (see below), whose sum is σ = 33546441658290. Its totient is φ = 11182147219428.

The previous prime is 22364294438839. The next prime is 22364294438869. The reversal of 22364294438858 is 85883449246322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21923062390849 + 441232048009 = 4682207^2 + 664253^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5591073609713 + ... + 5591073609716.

Almost surely, 2^{22364294438858} is an apocalyptic number.

22364294438858 is a deficient number, since it is larger than the sum of its proper divisors (11182147219432).

22364294438858 is a wasteful number, since it uses less digits than its factorization.

22364294438858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11182147219431.

The product of its digits is 637009920, while the sum is 68.

The spelling of 22364294438858 in words is "twenty-two trillion, three hundred sixty-four billion, two hundred ninety-four million, four hundred thirty-eight thousand, eight hundred fifty-eight".