6800787861599 has 4 divisors (see below), whose sum is σ = 6801180511440. Its totient is φ = 6800395211760.

The previous prime is 6800787861589. The next prime is 6800787861611. The reversal of 6800787861599 is 9951687870086.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6800787861599 - 2¹⁶ = 6800787796063 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 (6800787861589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196298939 + ... + 196333580.

It is an arithmetic number, because the mean of its divisors is an integer number (1700295127860).

Almost surely, 2^{6800787861599} is an apocalyptic number.

6800787861599 is a deficient number, since it is larger than the sum of its proper divisors (392649841).

6800787861599 is a wasteful number, since it uses less digits than its factorization.

6800787861599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392649840.

The product of its (nonzero) digits is 365783040, while the sum is 74.

The spelling of 6800787861599 in words is "six trillion, eight hundred billion, seven hundred eighty-seven million, eight hundred sixty-one thousand, five hundred ninety-nine".