18589704850084 has 27 divisors (see below), whose sum is σ = 32633905453443. Its totient is φ = 9265822570368.

The previous prime is 18589704850061. The next prime is 18589704850111. The reversal of 18589704850084 is 48005840798581.

It is a happy number.

The square root of 18589704850084 is 4311578.

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 12058409040484 + 6531295809600 = 3472522^2 + 2555640^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2906000374 + ... + 2906006770.

Almost surely, 2^{18589704850084} is an apocalyptic number.

18589704850084 is the 4311578-th square number.

It is an amenable number.

18589704850084 is a deficient number, since it is larger than the sum of its proper divisors (14044200603359).

18589704850084 is an frugal number, since it uses more digits than its factorization.

18589704850084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13472 (or 6736 counting only the distinct ones).

The product of its (nonzero) digits is 103219200, while the sum is 67.

The spelling of 18589704850084 in words is "eighteen trillion, five hundred eighty-nine billion, seven hundred four million, eight hundred fifty thousand, eighty-four".