199959113676 has 48 divisors (see below), whose sum is σ = 533255224320. Its totient is φ = 57127862400.

The previous prime is 199959113647. The next prime is 199959113681. The reversal of 199959113676 is 676311959991.

It is a super-3 number, since 3×199959113676³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1637965 + ... + 1755803.

It is an arithmetic number, because the mean of its divisors is an integer number (11109483840).

Almost surely, 2^199959113676 is an apocalyptic number.

It is an amenable number.

199959113676 is an abundant number, since it is smaller than the sum of its proper divisors (333296110644).

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

199959113676 is a wasteful number, since it uses less digits than its factorization.

199959113676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138054 (or 138052 counting only the distinct ones).

The product of its digits is 24800580, while the sum is 66.

The spelling of 199959113676 in words is "one hundred ninety-nine billion, nine hundred fifty-nine million, one hundred thirteen thousand, six hundred seventy-six".