6486394918147 has 2 divisors, whose sum is σ = 6486394918148. Its totient is φ = 6486394918146.

The previous prime is 6486394918139. The next prime is 6486394918177. The reversal of 6486394918147 is 7418194936846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6486394918147 - 2³ = 6486394918139 is a prime.

It is not a weakly prime, because it can be changed into another prime (6486394918117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3243197459073 + 3243197459074.

It is an arithmetic number, because the mean of its divisors is an integer number (3243197459074).

Almost surely, 2^{6486394918147} is an apocalyptic number.

6486394918147 is a deficient number, since it is larger than the sum of its proper divisors (1).

6486394918147 is an equidigital number, since it uses as much as digits as its factorization.

6486394918147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 250822656, while the sum is 70.

The spelling of 6486394918147 in words is "six trillion, four hundred eighty-six billion, three hundred ninety-four million, nine hundred eighteen thousand, one hundred forty-seven".