199463958399 has 8 divisors (see below), whose sum is σ = 275122701360. Its totient is φ = 128390593856.

The previous prime is 199463958373. The next prime is 199463958413. The reversal of 199463958399 is 993859364991.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199463958399 - 2⁵ = 199463958367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 199463958399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199463956399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146344502 + ... + 1146344675.

It is an arithmetic number, because the mean of its divisors is an integer number (34390337670).

Almost surely, 2^199463958399 is an apocalyptic number.

199463958399 is a deficient number, since it is larger than the sum of its proper divisors (75658742961).

199463958399 is a wasteful number, since it uses less digits than its factorization.

199463958399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292689209.

The product of its digits is 510183360, while the sum is 75.

The spelling of 199463958399 in words is "one hundred ninety-nine billion, four hundred sixty-three million, nine hundred fifty-eight thousand, three hundred ninety-nine".