99959674896 has 45 divisors (see below), whose sum is σ = 279758875071. Its totient is φ = 33318626976.

The previous prime is 99959674879. The next prime is 99959674921. The reversal of 99959674896 is 69847695999.

The square root of 99959674896 is 316164.

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

It is a super-2 number, since 2×99959674896² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3780795 + ... + 3807141.

Almost surely, 2^99959674896 is an apocalyptic number.

99959674896 is the 316164-th square number.

It is an amenable number.

99959674896 is an abundant number, since it is smaller than the sum of its proper divisors (179799200175).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99959674896 is an frugal number, since it uses more digits than its factorization.

99959674896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52708 (or 26352 counting only the distinct ones).

The product of its digits is 2380855680, while the sum is 81.

Multiplying 99959674896 by its sum of digits (81), we get a square (8096733666576 = 2845476²).

The spelling of 99959674896 in words is "ninety-nine billion, nine hundred fifty-nine million, six hundred seventy-four thousand, eight hundred ninety-six".