6876990287 has 2 divisors, whose sum is σ = 6876990288. Its totient is φ = 6876990286.

The previous prime is 6876990251. The next prime is 6876990319. The reversal of 6876990287 is 7820996786.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6876990287 - 2⁶ = 6876990223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6876990787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3438495143 + 3438495144.

It is an arithmetic number, because the mean of its divisors is an integer number (3438495144).

Almost surely, 2^6876990287 is an apocalyptic number.

6876990287 is a deficient number, since it is larger than the sum of its proper divisors (1).

6876990287 is an equidigital number, since it uses as much as digits as its factorization.

6876990287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18289152, while the sum is 62.

The square root of 6876990287 is about 82927.6207725749. The cubic root of 6876990287 is about 1901.6597027823.

The spelling of 6876990287 in words is "six billion, eight hundred seventy-six million, nine hundred ninety thousand, two hundred eighty-seven".