99065674009 has 3 divisors (see below), whose sum is σ = 99065988757. Its totient is φ = 99065359262.

The previous prime is 99065673977. The next prime is 99065674021. The reversal of 99065674009 is 90047656099.

The square root of 99065674009 is 314747.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 99065674009 - 2⁵ = 99065673977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99065614009) 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, 157374 + ... + 472120.

Almost surely, 2^99065674009 is an apocalyptic number.

99065674009 is the 314747-th square number.

99065674009 is the 157374-th centered octagonal number.

It is an amenable number.

99065674009 is a deficient number, since it is larger than the sum of its proper divisors (314748).

99065674009 is an frugal number, since it uses more digits than its factorization.

99065674009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629494 (or 314747 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 55.

The spelling of 99065674009 in words is "ninety-nine billion, sixty-five million, six hundred seventy-four thousand, nine".