199676962126 has 16 divisors (see below), whose sum is σ = 306731677824. Its totient is φ = 97436868984.

The previous prime is 199676962117. The next prime is 199676962207. The reversal of 199676962126 is 621269676991.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844056 + ... + 1054411.

It is an arithmetic number, because the mean of its divisors is an integer number (19170729864).

Almost surely, 2^199676962126 is an apocalyptic number.

199676962126 is a deficient number, since it is larger than the sum of its proper divisors (107054715698).

199676962126 is a wasteful number, since it uses less digits than its factorization.

199676962126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899735.

The product of its digits is 26453952, while the sum is 64.

The spelling of 199676962126 in words is "one hundred ninety-nine billion, six hundred seventy-six million, nine hundred sixty-two thousand, one hundred twenty-six".