200918491383184 has 15 divisors (see below), whose sum is σ = 389279686907883. Its totient is φ = 100459217342448.

The previous prime is 200918491383179. The next prime is 200918491383187. The reversal of 200918491383184 is 481383194819002.

The square root of 200918491383184 is 14174572.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200918491383187) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 54926467 + ... + 58470109.

Almost surely, 2^{200918491383184} is an apocalyptic number.

200918491383184 is the 14174572-nd square number.

It is an amenable number.

200918491383184 is a deficient number, since it is larger than the sum of its proper divisors (188361195524699).

200918491383184 is an frugal number, since it uses more digits than its factorization.

200918491383184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7087294 (or 3543645 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 61.

The spelling of 200918491383184 in words is "two hundred trillion, nine hundred eighteen billion, four hundred ninety-one million, three hundred eighty-three thousand, one hundred eighty-four".