6386890963 has 2 divisors, whose sum is σ = 6386890964. Its totient is φ = 6386890962.

The previous prime is 6386890897. The next prime is 6386891023. The reversal of 6386890963 is 3690986836.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6386890963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6386890898 and 6386890907.

It is not a weakly prime, because it can be changed into another prime (6386800963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3193445481 + 3193445482.

It is an arithmetic number, because the mean of its divisors is an integer number (3193445482).

Almost surely, 2^6386890963 is an apocalyptic number.

6386890963 is a deficient number, since it is larger than the sum of its proper divisors (1).

6386890963 is an equidigital number, since it uses as much as digits as its factorization.

6386890963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10077696, while the sum is 58.

The square root of 6386890963 is about 79918.0265209296. The cubic root of 6386890963 is about 1855.3670261332.

The spelling of 6386890963 in words is "six billion, three hundred eighty-six million, eight hundred ninety thousand, nine hundred sixty-three".