6344671057887 has 16 divisors (see below), whose sum is σ = 8467118795520. Its totient is φ = 4226002768512.

The previous prime is 6344671057873. The next prime is 6344671057919. The reversal of 6344671057887 is 7887501764436.

It is not a de Polignac number, because 6344671057887 - 2⁸ = 6344671057631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6344671057867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35471703 + ... + 35650119.

It is an arithmetic number, because the mean of its divisors is an integer number (529194924720).

Almost surely, 2^{6344671057887} is an apocalyptic number.

6344671057887 is a deficient number, since it is larger than the sum of its proper divisors (2122447737633).

6344671057887 is a wasteful number, since it uses less digits than its factorization.

6344671057887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188942.

The product of its (nonzero) digits is 189665280, while the sum is 66.

The spelling of 6344671057887 in words is "six trillion, three hundred forty-four billion, six hundred seventy-one million, fifty-seven thousand, eight hundred eighty-seven".