5637457194889 has 9 divisors (see below), whose sum is σ = 6104498906709. Its totient is φ = 5203778149440.

The previous prime is 5637457194851. The next prime is 5637457194907. The reversal of 5637457194889 is 9884917547365.

The square root of 5637457194889 is 2374333.

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

It can be written as a sum of positive squares in 4 ways, for example, as 2967525625 + 5634489669264 = 54475^2 + 2373708^2 .

It is not a de Polignac number, because 5637457194889 - 2²⁹ = 5636920323977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5637457194389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 30775009 + ... + 30957649.

It is an arithmetic number, because the mean of its divisors is an integer number (678277656301).

Almost surely, 2^{5637457194889} is an apocalyptic number.

5637457194889 is the 2374333-rd square number.

5637457194889 is the 1187167-th centered octagonal number.

It is an amenable number.

5637457194889 is a deficient number, since it is larger than the sum of its proper divisors (467041711820).

5637457194889 is an frugal number, since it uses more digits than its factorization.

5637457194889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365308 (or 182654 counting only the distinct ones).

The product of its digits is 1828915200, while the sum is 76.

The spelling of 5637457194889 in words is "five trillion, six hundred thirty-seven billion, four hundred fifty-seven million, one hundred ninety-four thousand, eight hundred eighty-nine".