99084559729 has 3 divisors (see below), whose sum is σ = 99084874507. Its totient is φ = 99084244952.

The previous prime is 99084559727. The next prime is 99084559757. The reversal of 99084559729 is 92795548099.

The square root of 99084559729 is 314777.

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 can be written as a sum of positive squares in only one way, i.e., 41365458225 + 57719101504 = 203385^2 + 240248^2 .

It is not a de Polignac number, because 99084559729 - 2¹ = 99084559727 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99084559727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 157389 + ... + 472165.

Almost surely, 2^99084559729 is an apocalyptic number.

99084559729 is the 314777-th square number.

99084559729 is the 157389-th centered octagonal number.

It is an amenable number.

99084559729 is a deficient number, since it is larger than the sum of its proper divisors (314778).

99084559729 is an frugal number, since it uses more digits than its factorization.

99084559729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629554 (or 314777 counting only the distinct ones).

The product of its (nonzero) digits is 73483200, while the sum is 67.

The spelling of 99084559729 in words is "ninety-nine billion, eighty-four million, five hundred fifty-nine thousand, seven hundred twenty-nine".