6377630849 has 2 divisors, whose sum is σ = 6377630850. Its totient is φ = 6377630848.

The previous prime is 6377630807. The next prime is 6377630851. The reversal of 6377630849 is 9480367736.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4547074624 + 1830556225 = 67432^2 + 42785^2 .

It is a cyclic number.

It is not a de Polignac number, because 6377630849 - 2³² = 2082663553 is a prime.

It is a super-2 number, since 2×6377630849² = 81348350492232921602, which contains 22 as substring.

Together with 6377630851, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6377630849.

It is not a weakly prime, because it can be changed into another prime (6377630249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3188815424 + 3188815425.

It is an arithmetic number, because the mean of its divisors is an integer number (3188815425).

Almost surely, 2^6377630849 is an apocalyptic number.

It is an amenable number.

6377630849 is a deficient number, since it is larger than the sum of its proper divisors (1).

6377630849 is an equidigital number, since it uses as much as digits as its factorization.

6377630849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 53.

The square root of 6377630849 is about 79860.0704294706. The cubic root of 6377630849 is about 1854.4699167108.

The spelling of 6377630849 in words is "six billion, three hundred seventy-seven million, six hundred thirty thousand, eight hundred forty-nine".