6452871892867 has 2 divisors, whose sum is σ = 6452871892868. Its totient is φ = 6452871892866.

The previous prime is 6452871892847. The next prime is 6452871892889. The reversal of 6452871892867 is 7682981782546.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6452871892867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6452871892867.

It is not a weakly prime, because it can be changed into another prime (6452871892847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226435946433 + 3226435946434.

It is an arithmetic number, because the mean of its divisors is an integer number (3226435946434).

Almost surely, 2^{6452871892867} is an apocalyptic number.

6452871892867 is a deficient number, since it is larger than the sum of its proper divisors (1).

6452871892867 is an equidigital number, since it uses as much as digits as its factorization.

6452871892867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 650280960, while the sum is 73.

The spelling of 6452871892867 in words is "six trillion, four hundred fifty-two billion, eight hundred seventy-one million, eight hundred ninety-two thousand, eight hundred sixty-seven".