6377494379 has 2 divisors, whose sum is σ = 6377494380. Its totient is φ = 6377494378.

The previous prime is 6377494373. The next prime is 6377494397. The reversal of 6377494379 is 9734947736.

Together with next prime (6377494397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6377494379 is a prime.

It is not a weakly prime, because it can be changed into another prime (6377494373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3188747189 + 3188747190.

It is an arithmetic number, because the mean of its divisors is an integer number (3188747190).

Almost surely, 2^6377494379 is an apocalyptic number.

6377494379 is a deficient number, since it is larger than the sum of its proper divisors (1).

6377494379 is an equidigital number, since it uses as much as digits as its factorization.

6377494379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24004512, while the sum is 59.

The square root of 6377494379 is about 79859.2159928959. The cubic root of 6377494379 is about 1854.4566891596.

The spelling of 6377494379 in words is "six billion, three hundred seventy-seven million, four hundred ninety-four thousand, three hundred seventy-nine".