6857268199 has 2 divisors, whose sum is σ = 6857268200. Its totient is φ = 6857268198.

The previous prime is 6857268149. The next prime is 6857268203. The reversal of 6857268199 is 9918627586.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6857268199 - 2⁷ = 6857268071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6857268149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3428634099 + 3428634100.

It is an arithmetic number, because the mean of its divisors is an integer number (3428634100).

Almost surely, 2^6857268199 is an apocalyptic number.

6857268199 is a deficient number, since it is larger than the sum of its proper divisors (1).

6857268199 is an equidigital number, since it uses as much as digits as its factorization.

6857268199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 61.

The square root of 6857268199 is about 82808.6239409882. The cubic root of 6857268199 is about 1899.8400787837.

The spelling of 6857268199 in words is "six billion, eight hundred fifty-seven million, two hundred sixty-eight thousand, one hundred ninety-nine".