6343421339264 has 32 divisors (see below), whose sum is σ = 12639842562240. Its totient is φ = 3171068696320.

The previous prime is 6343421339263. The next prime is 6343421339369. The reversal of 6343421339264 is 4629331243436.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (6343421339263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4380242 + ... + 5645649.

It is an arithmetic number, because the mean of its divisors is an integer number (394995080070).

Almost surely, 2^{6343421339264} is an apocalyptic number.

6343421339264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6343421339264 is a deficient number, since it is larger than the sum of its proper divisors (6296421222976).

6343421339264 is a wasteful number, since it uses less digits than its factorization.

6343421339264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10030848 (or 10030836 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 50.

The spelling of 6343421339264 in words is "six trillion, three hundred forty-three billion, four hundred twenty-one million, three hundred thirty-nine thousand, two hundred sixty-four".