99739114225 has 27 divisors (see below), whose sum is σ = 125349248929. Its totient is φ = 78726363200.

The previous prime is 99739114219. The next prime is 99739114231. The reversal of 99739114225 is 52241193799.

The square root of 99739114225 is 315815.

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

It is an interprime number because it is at equal distance from previous prime (99739114219) and next prime (99739114231).

It can be written as a sum of positive squares in 4 ways, for example, as 58859126881 + 40879987344 = 242609^2 + 202188^2 .

It is not a de Polignac number, because 99739114225 - 2³ = 99739114217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 131062845 + ... + 131063605.

Almost surely, 2^99739114225 is an apocalyptic number.

99739114225 is the 315815-th square number.

99739114225 is the 157908-th centered octagonal number.

It is an amenable number.

99739114225 is a deficient number, since it is larger than the sum of its proper divisors (25610134704).

99739114225 is an frugal number, since it uses more digits than its factorization.

99739114225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698 (or 849 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 52.

The spelling of 99739114225 in words is "ninety-nine billion, seven hundred thirty-nine million, one hundred fourteen thousand, two hundred twenty-five".