199049303451 has 16 divisors (see below), whose sum is σ = 283194400640. Its totient is φ = 123993218880.

The previous prime is 199049303437. The next prime is 199049303471. The reversal of 199049303451 is 154303940991.

It is a happy number.

199049303451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 199049303451 - 2¹³ = 199049295259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 199049303451.

It is not an unprimeable number, because it can be changed into a prime (199049303471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23914285 + ... + 23922606.

It is an arithmetic number, because the mean of its divisors is an integer number (17699650040).

Almost surely, 2^199049303451 is an apocalyptic number.

199049303451 is a deficient number, since it is larger than the sum of its proper divisors (84145097189).

199049303451 is a wasteful number, since it uses less digits than its factorization.

199049303451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47836986.

The product of its (nonzero) digits is 524880, while the sum is 48.

The spelling of 199049303451 in words is "one hundred ninety-nine billion, forty-nine million, three hundred three thousand, four hundred fifty-one".