2244504359889 has 135 divisors (see below), whose sum is σ = 3797002327041. Its totient is φ = 1320304613760.

The previous prime is 2244504359869. The next prime is 2244504359921. The reversal of 2244504359889 is 9889534054422.

The square root of 2244504359889 is 1498167.

It is a perfect power (a square), and thus also a powerful number.

2244504359889 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 504 + 35 + 98 + 8 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1469562185025 + 774942174864 = 1212255^2 + 880308^2 .

It is not a de Polignac number, because 2244504359889 - 2²³ = 2244495971281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2244504359869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 5487785517 + ... + 5487785925.

Almost surely, 2^{2244504359889} is an apocalyptic number.

2244504359889 is the 1498167-th square number.

2244504359889 is the 749084-th centered octagonal number.

It is an amenable number.

2244504359889 is a deficient number, since it is larger than the sum of its proper divisors (1552497967152).

2244504359889 is an frugal number, since it uses more digits than its factorization.

2244504359889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 63.

It can be divided in two parts, 224450435 and 9889, that added together give a square (224460324 = 14982²).

The spelling of 2244504359889 in words is "two trillion, two hundred forty-four billion, five hundred four million, three hundred fifty-nine thousand, eight hundred eighty-nine".