99730903204 has 9 divisors (see below), whose sum is σ = 174530185921. Its totient is φ = 49865135800.

The previous prime is 99730903193. The next prime is 99730903247. The reversal of 99730903204 is 40230903799.

The square root of 99730903204 is 315802.

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., 29378645604 + 70352257600 = 171402^2 + 265240^2 .

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 552654 + ... + 710554.

Almost surely, 2^99730903204 is an apocalyptic number.

99730903204 is the 315802-nd square number.

It is an amenable number.

99730903204 is a deficient number, since it is larger than the sum of its proper divisors (74799282717).

99730903204 is an frugal number, since it uses more digits than its factorization.

99730903204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315806 (or 157903 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 46.

The spelling of 99730903204 in words is "ninety-nine billion, seven hundred thirty million, nine hundred three thousand, two hundred four".