2244666788889 has 32 divisors (see below), whose sum is σ = 3428109527040. Its totient is φ = 1279795168512.

The previous prime is 2244666788887. The next prime is 2244666788891. The reversal of 2244666788889 is 9888876664422.

It is an interprime number because it is at equal distance from previous prime (2244666788887) and next prime (2244666788891).

It is not a de Polignac number, because 2244666788889 - 2¹ = 2244666788887 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2244666788887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19766817 + ... + 19880049.

It is an arithmetic number, because the mean of its divisors is an integer number (107128422720).

Almost surely, 2^{2244666788889} is an apocalyptic number.

It is an amenable number.

2244666788889 is a deficient number, since it is larger than the sum of its proper divisors (1183442738151).

2244666788889 is a wasteful number, since it uses less digits than its factorization.

2244666788889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115349.

The product of its digits is 3567255552, while the sum is 78.

The spelling of 2244666788889 in words is "two trillion, two hundred forty-four billion, six hundred sixty-six million, seven hundred eighty-eight thousand, eight hundred eighty-nine".