6800787861611 has 2 divisors, whose sum is σ = 6800787861612. Its totient is φ = 6800787861610.

The previous prime is 6800787861589. The next prime is 6800787861653. The reversal of 6800787861611 is 1161687870086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6800787861611 - 2³⁸ = 6525909954667 is a prime.

It is not a weakly prime, because it can be changed into another prime (6800787861911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3400393930805 + 3400393930806.

It is an arithmetic number, because the mean of its divisors is an integer number (3400393930806).

Almost surely, 2^{6800787861611} is an apocalyptic number.

6800787861611 is a deficient number, since it is larger than the sum of its proper divisors (1).

6800787861611 is an equidigital number, since it uses as much as digits as its factorization.

6800787861611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 59.

The spelling of 6800787861611 in words is "six trillion, eight hundred billion, seven hundred eighty-seven million, eight hundred sixty-one thousand, six hundred eleven".