99539619002 has 16 divisors (see below), whose sum is σ = 158101998120. Its totient is φ = 46839310848.

The previous prime is 99539618963. The next prime is 99539619037. The reversal of 99539619002 is 20091693599.

It is a Cunningham number, because it is equal to 315499²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 77495981161 + 22043637841 = 278381^2 + 148471^2 .

It is a super-3 number, since 3×99539619002³ (a number of 34 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 539024 + ... + 699732.

Almost surely, 2^99539619002 is an apocalyptic number.

99539619002 is a deficient number, since it is larger than the sum of its proper divisors (58562379118).

99539619002 is a wasteful number, since it uses less digits than its factorization.

99539619002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178945.

The product of its (nonzero) digits is 1180980, while the sum is 53.

The spelling of 99539619002 in words is "ninety-nine billion, five hundred thirty-nine million, six hundred nineteen thousand, two".