6489794845519 has 8 divisors (see below), whose sum is σ = 6686510754672. Its totient is φ = 6294908852160.

The previous prime is 6489794845487. The next prime is 6489794845549. The reversal of 6489794845519 is 9155484979846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6489794845519 - 2⁵ = 6489794845487 is a prime.

It is a super-2 number, since 2×6489794845519² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489794845549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457471749 + ... + 457485934.

It is an arithmetic number, because the mean of its divisors is an integer number (835813844334).

Almost surely, 2^{6489794845519} is an apocalyptic number.

6489794845519 is a deficient number, since it is larger than the sum of its proper divisors (196715909153).

6489794845519 is a wasteful number, since it uses less digits than its factorization.

6489794845519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914957897.

The product of its digits is 3135283200, while the sum is 79.

The spelling of 6489794845519 in words is "six trillion, four hundred eighty-nine billion, seven hundred ninety-four million, eight hundred forty-five thousand, five hundred nineteen".