22440044666039 has 16 divisors (see below), whose sum is σ = 30129290741760. Its totient is φ = 16140691467360.

The previous prime is 22440044665981. The next prime is 22440044666051. The reversal of 22440044666039 is 93066644004422.

It is a cyclic number.

It is not a de Polignac number, because 22440044666039 - 2⁴⁴ = 4847858621623 is a prime.

It is a super-2 number, since 2×22440044666039² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22440044666339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11208812519 + ... + 11208814520.

It is an arithmetic number, because the mean of its divisors is an integer number (1883080671360).

Almost surely, 2^{22440044666039} is an apocalyptic number.

22440044666039 is a deficient number, since it is larger than the sum of its proper divisors (7689246075721).

22440044666039 is a wasteful number, since it uses less digits than its factorization.

22440044666039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22417627070.

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 22440044666039 in words is "twenty-two trillion, four hundred forty billion, forty-four million, six hundred sixty-six thousand, thirty-nine".