6767112917987 has 2 divisors, whose sum is σ = 6767112917988. Its totient is φ = 6767112917986.

The previous prime is 6767112917959. The next prime is 6767112918043. The reversal of 6767112917987 is 7897192117676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6767112917987 - 2³⁰ = 6766039176163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6767112917987.

It is not a weakly prime, because it can be changed into another prime (6767112917927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3383556458993 + 3383556458994.

It is an arithmetic number, because the mean of its divisors is an integer number (3383556458994).

Almost surely, 2^{6767112917987} is an apocalyptic number.

6767112917987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6767112917987 is an equidigital number, since it uses as much as digits as its factorization.

6767112917987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112021056, while the sum is 71.

The spelling of 6767112917987 in words is "six trillion, seven hundred sixty-seven billion, one hundred twelve million, nine hundred seventeen thousand, nine hundred eighty-seven".