6463113677 has 2 divisors, whose sum is σ = 6463113678. Its totient is φ = 6463113676.

The previous prime is 6463113611. The next prime is 6463113697. The reversal of 6463113677 is 7763113646.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4001068516 + 2462045161 = 63254^2 + 49619^2 .

It is a cyclic number.

It is not a de Polignac number, because 6463113677 - 2²⁰ = 6462065101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6463113697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231556838 + 3231556839.

It is an arithmetic number, because the mean of its divisors is an integer number (3231556839).

Almost surely, 2^6463113677 is an apocalyptic number.

It is an amenable number.

6463113677 is a deficient number, since it is larger than the sum of its proper divisors (1).

6463113677 is an equidigital number, since it uses as much as digits as its factorization.

6463113677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 44.

The square root of 6463113677 is about 80393.4927528342. The cubic root of 6463113677 is about 1862.7186586639.

The spelling of 6463113677 in words is "six billion, four hundred sixty-three million, one hundred thirteen thousand, six hundred seventy-seven".