6377323691 has 2 divisors, whose sum is σ = 6377323692. Its totient is φ = 6377323690.

The previous prime is 6377323681. The next prime is 6377323697. The reversal of 6377323691 is 1963237736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6377323691 - 2²² = 6373129387 is a prime.

It is not a weakly prime, because it can be changed into another prime (6377323697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3188661845 + 3188661846.

It is an arithmetic number, because the mean of its divisors is an integer number (3188661846).

Almost surely, 2^6377323691 is an apocalyptic number.

6377323691 is a deficient number, since it is larger than the sum of its proper divisors (1).

6377323691 is an equidigital number, since it uses as much as digits as its factorization.

6377323691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 47.

The square root of 6377323691 is about 79858.1473050809. The cubic root of 6377323691 is about 1854.4401447140.

The spelling of 6377323691 in words is "six billion, three hundred seventy-seven million, three hundred twenty-three thousand, six hundred ninety-one".