22444199967 has 8 divisors (see below), whose sum is σ = 34200685696. Its totient is φ = 12825257112.

The previous prime is 22444199927. The next prime is 22444199989. The reversal of 22444199967 is 76999144422.

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

It is not a de Polignac number, because 22444199967 - 2¹⁰ = 22444198943 is a prime.

It is a super-2 number, since 2×22444199967² (a number of 22 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 (22444199927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534385693 + ... + 534385734.

It is an arithmetic number, because the mean of its divisors is an integer number (4275085712).

Almost surely, 2^22444199967 is an apocalyptic number.

22444199967 is a deficient number, since it is larger than the sum of its proper divisors (11756485729).

22444199967 is a wasteful number, since it uses less digits than its factorization.

22444199967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068771437.

The product of its digits is 7838208, while the sum is 57.

The spelling of 22444199967 in words is "twenty-two billion, four hundred forty-four million, one hundred ninety-nine thousand, nine hundred sixty-seven".