6286964493857 has 2 divisors, whose sum is σ = 6286964493858. Its totient is φ = 6286964493856.

The previous prime is 6286964493847. The next prime is 6286964493941. The reversal of 6286964493857 is 7583944696826.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6054572044816 + 232392449041 = 2460604^2 + 482071^2 .

It is a cyclic number.

It is not a de Polignac number, because 6286964493857 - 2¹² = 6286964489761 is a prime.

It is not a weakly prime, because it can be changed into another prime (6286964493827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3143482246928 + 3143482246929.

It is an arithmetic number, because the mean of its divisors is an integer number (3143482246929).

Almost surely, 2^{6286964493857} is an apocalyptic number.

It is an amenable number.

6286964493857 is a deficient number, since it is larger than the sum of its proper divisors (1).

6286964493857 is an equidigital number, since it uses as much as digits as its factorization.

6286964493857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3762339840, while the sum is 77.

The spelling of 6286964493857 in words is "six trillion, two hundred eighty-six billion, nine hundred sixty-four million, four hundred ninety-three thousand, eight hundred fifty-seven".