210104890384 has 15 divisors (see below), whose sum is σ = 407081777533. Its totient is φ = 105051528448.

The previous prime is 210104890357. The next prime is 210104890393. The reversal of 210104890384 is 483098401012.

The square root of 210104890384 is 458372.

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

It can be written as a sum of positive squares in only one way, i.e., 202662032400 + 7442857984 = 450180^2 + 86272^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1776192 + ... + 1890784.

Almost surely, 2^210104890384 is an apocalyptic number.

210104890384 is the 458372-nd square number.

It is an amenable number.

210104890384 is a deficient number, since it is larger than the sum of its proper divisors (196976887149).

210104890384 is an frugal number, since it uses more digits than its factorization.

210104890384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229194 (or 114595 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 210104890384 in words is "two hundred ten billion, one hundred four million, eight hundred ninety thousand, three hundred eighty-four".