6356486497987 has 2 divisors, whose sum is σ = 6356486497988. Its totient is φ = 6356486497986.

The previous prime is 6356486497969. The next prime is 6356486498099. The reversal of 6356486497987 is 7897946846536.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6356486497987 - 2³⁹ = 5806730684099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6356486497987.

It is not a weakly prime, because it can be changed into another prime (6356486497087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3178243248993 + 3178243248994.

It is an arithmetic number, because the mean of its divisors is an integer number (3178243248994).

Almost surely, 2^{6356486497987} is an apocalyptic number.

6356486497987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6356486497987 is an equidigital number, since it uses as much as digits as its factorization.

6356486497987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13168189440, while the sum is 82.

The spelling of 6356486497987 in words is "six trillion, three hundred fifty-six billion, four hundred eighty-six million, four hundred ninety-seven thousand, nine hundred eighty-seven".