6427063393 has 2 divisors, whose sum is σ = 6427063394. Its totient is φ = 6427063392.

The previous prime is 6427063381. The next prime is 6427063403. The reversal of 6427063393 is 3933607246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6051595264 + 375468129 = 77792^2 + 19377^2 .

It is a cyclic number.

It is not a de Polignac number, because 6427063393 - 2⁵ = 6427063361 is a prime.

It is not a weakly prime, because it can be changed into another prime (6427063493) 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, 3213531696 + 3213531697.

It is an arithmetic number, because the mean of its divisors is an integer number (3213531697).

Almost surely, 2^6427063393 is an apocalyptic number.

It is an amenable number.

6427063393 is a deficient number, since it is larger than the sum of its proper divisors (1).

6427063393 is an equidigital number, since it uses as much as digits as its factorization.

6427063393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 43.

The square root of 6427063393 is about 80168.9677680834. The cubic root of 6427063393 is about 1859.2488770636.

The spelling of 6427063393 in words is "six billion, four hundred twenty-seven million, sixty-three thousand, three hundred ninety-three".