857790000199 has 16 divisors (see below), whose sum is σ = 945126973440. Its totient is φ = 772013860000.

The previous prime is 857790000187. The next prime is 857790000233. The reversal of 857790000199 is 991000097758.

It is a cyclic number.

It is not a de Polignac number, because 857790000199 - 2⁹ = 857789999687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (857790010199) 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, 13833234 + ... + 13895104.

It is an arithmetic number, because the mean of its divisors is an integer number (59070435840).

Almost surely, 2^857790000199 is an apocalyptic number.

857790000199 is a deficient number, since it is larger than the sum of its proper divisors (87336973241).

857790000199 is a wasteful number, since it uses less digits than its factorization.

857790000199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74462.

The product of its (nonzero) digits is 1428840, while the sum is 55.

The spelling of 857790000199 in words is "eight hundred fifty-seven billion, seven hundred ninety million, one hundred ninety-nine", and thus it is an aban number.