6446256450344 has 32 divisors (see below), whose sum is σ = 12117027168000. Its totient is φ = 3215050177152.

The previous prime is 6446256450251. The next prime is 6446256450397. The reversal of 6446256450344 is 4430546526446.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 63357257 + ... + 63458919.

It is an arithmetic number, because the mean of its divisors is an integer number (378657099000).

Almost surely, 2^{6446256450344} is an apocalyptic number.

It is an amenable number.

6446256450344 is a deficient number, since it is larger than the sum of its proper divisors (5670770717656).

6446256450344 is a wasteful number, since it uses less digits than its factorization.

6446256450344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121457 (or 121453 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 53.

The spelling of 6446256450344 in words is "six trillion, four hundred forty-six billion, two hundred fifty-six million, four hundred fifty thousand, three hundred forty-four".