6487164877799 has 2 divisors, whose sum is σ = 6487164877800. Its totient is φ = 6487164877798.

The previous prime is 6487164877727. The next prime is 6487164877811. The reversal of 6487164877799 is 9977784617846.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6487164877799 - 2³⁶ = 6418445401063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6487164877499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3243582438899 + 3243582438900.

It is an arithmetic number, because the mean of its divisors is an integer number (3243582438900).

Almost surely, 2^{6487164877799} is an apocalyptic number.

6487164877799 is a deficient number, since it is larger than the sum of its proper divisors (1).

6487164877799 is an equidigital number, since it uses as much as digits as its factorization.

6487164877799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7169347584, while the sum is 83.

The spelling of 6487164877799 in words is "six trillion, four hundred eighty-seven billion, one hundred sixty-four million, eight hundred seventy-seven thousand, seven hundred ninety-nine".