199851274014 has 32 divisors (see below), whose sum is σ = 480845172480. Its totient is φ = 54095081472.

The previous prime is 199851274003. The next prime is 199851274027. The reversal of 199851274014 is 410472158991.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 125219299 + ... + 125220894.

It is an arithmetic number, because the mean of its divisors is an integer number (15026411640).

Almost surely, 2^199851274014 is an apocalyptic number.

199851274014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

199851274014 is an abundant number, since it is smaller than the sum of its proper divisors (280993898466).

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

199851274014 is a wasteful number, since it uses less digits than its factorization.

199851274014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250440224.

The product of its (nonzero) digits is 725760, while the sum is 51.

The spelling of 199851274014 in words is "one hundred ninety-nine billion, eight hundred fifty-one million, two hundred seventy-four thousand, fourteen".