998962815272 has 16 divisors (see below), whose sum is σ = 1873236074100. Its totient is φ = 499433195520.

The previous prime is 998962815269. The next prime is 998962815289. The reversal of 998962815272 is 272518269899.

It can be written as a sum of positive squares in 2 ways, for example, as 963118480996 + 35844334276 = 981386^2 + 189326^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5938379 + ... + 6104282.

Almost surely, 2^998962815272 is an apocalyptic number.

It is an amenable number.

998962815272 is a deficient number, since it is larger than the sum of its proper divisors (874273258828).

998962815272 is a wasteful number, since it uses less digits than its factorization.

998962815272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12053036 (or 12053032 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 68.

The spelling of 998962815272 in words is "nine hundred ninety-eight billion, nine hundred sixty-two million, eight hundred fifteen thousand, two hundred seventy-two".