6887384627999 has 2 divisors, whose sum is σ = 6887384628000. Its totient is φ = 6887384627998.

The previous prime is 6887384627947. The next prime is 6887384628083. The reversal of 6887384627999 is 9997264837886.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6887384627999 - 2⁸ = 6887384627743 is a prime.

It is a super-2 number, since 2×6887384627999² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6887384627999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6887384627939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3443692313999 + 3443692314000.

It is an arithmetic number, because the mean of its divisors is an integer number (3443692314000).

Almost surely, 2^{6887384627999} is an apocalyptic number.

6887384627999 is a deficient number, since it is larger than the sum of its proper divisors (1).

6887384627999 is an equidigital number, since it uses as much as digits as its factorization.

6887384627999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15801827328, while the sum is 86.

The spelling of 6887384627999 in words is "six trillion, eight hundred eighty-seven billion, three hundred eighty-four million, six hundred twenty-seven thousand, nine hundred ninety-nine".