6740367376777 has 2 divisors, whose sum is σ = 6740367376778. Its totient is φ = 6740367376776.

The previous prime is 6740367376763. The next prime is 6740367376823. The reversal of 6740367376777 is 7776737630476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5476049289216 + 1264318087561 = 2340096^2 + 1124419^2 .

It is a cyclic number.

It is not a de Polignac number, because 6740367376777 - 2²³ = 6740358988169 is a prime.

It is not a weakly prime, because it can be changed into another prime (6740367376747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370183688388 + 3370183688389.

It is an arithmetic number, because the mean of its divisors is an integer number (3370183688389).

Almost surely, 2^{6740367376777} is an apocalyptic number.

It is an amenable number.

6740367376777 is a deficient number, since it is larger than the sum of its proper divisors (1).

6740367376777 is an equidigital number, since it uses as much as digits as its factorization.

6740367376777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 914838624, while the sum is 70.

The spelling of 6740367376777 in words is "six trillion, seven hundred forty billion, three hundred sixty-seven million, three hundred seventy-six thousand, seven hundred seventy-seven".