22244466887999 has 4 divisors (see below), whose sum is σ = 22245481295760. Its totient is φ = 22243452480240.

The previous prime is 22244466887987. The next prime is 22244466888001. The reversal of 22244466887999 is 99978866444222.

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

It is a cyclic number.

It is not a de Polignac number, because 22244466887999 - 2²⁴ = 22244450110783 is a prime.

It is a super-2 number, since 2×22244466887999² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244466887399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507170987 + ... + 507214844.

It is an arithmetic number, because the mean of its divisors is an integer number (5561370323940).

Almost surely, 2^{22244466887999} is an apocalyptic number.

22244466887999 is a deficient number, since it is larger than the sum of its proper divisors (1014407761).

22244466887999 is a wasteful number, since it uses less digits than its factorization.

22244466887999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014407760.

The product of its digits is 6019743744, while the sum is 80.

The spelling of 22244466887999 in words is "twenty-two trillion, two hundred forty-four billion, four hundred sixty-six million, eight hundred eighty-seven thousand, nine hundred ninety-nine".