6348271321864 has 32 divisors (see below), whose sum is σ = 12529621288800. Its totient is φ = 3007042669440.

The previous prime is 6348271321849. The next prime is 6348271321891. The reversal of 6348271321864 is 4681231728436.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18628524 + ... + 18966244.

It is an arithmetic number, because the mean of its divisors is an integer number (391550665275).

Almost surely, 2^{6348271321864} is an apocalyptic number.

It is an amenable number.

6348271321864 is a deficient number, since it is larger than the sum of its proper divisors (6181349966936).

6348271321864 is a wasteful number, since it uses less digits than its factorization.

6348271321864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461413 (or 461409 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 55.

The spelling of 6348271321864 in words is "six trillion, three hundred forty-eight billion, two hundred seventy-one million, three hundred twenty-one thousand, eight hundred sixty-four".