6419591281344 has 56 divisors (see below), whose sum is σ = 16987464250048. Its totient is φ = 2139574544640.

The previous prime is 6419591281321. The next prime is 6419591281357. The reversal of 6419591281344 is 4431821959146.

It is a super-2 number, since 2×6419591281344² (a number of 26 digits) contains 22 as substring.

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, 832882 + ... + 3678705.

Almost surely, 2^{6419591281344} is an apocalyptic number.

6419591281344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6419591281344 is an abundant number, since it is smaller than the sum of its proper divisors (10567872968704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6419591281344 is a wasteful number, since it uses less digits than its factorization.

6419591281344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4519013 (or 4519003 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 57.

The spelling of 6419591281344 in words is "six trillion, four hundred nineteen billion, five hundred ninety-one million, two hundred eighty-one thousand, three hundred forty-four".