6439850589346 has 8 divisors (see below), whose sum is σ = 9724606595100. Its totient is φ = 3198315057648.

The previous prime is 6439850589301. The next prime is 6439850589449.

6439850589346 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 6419579948721 + 20270640625 = 2533689^2 + 142375^2 .

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

It is a super-2 number, since 2×6439850589346² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10805118141 + ... + 10805118736.

Almost surely, 2^{6439850589346} is an apocalyptic number.

6439850589346 is a deficient number, since it is larger than the sum of its proper divisors (3284756005754).

6439850589346 is a wasteful number, since it uses less digits than its factorization.

6439850589346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21610237028.

The product of its (nonzero) digits is 671846400, while the sum is 70.

The spelling of 6439850589346 in words is "six trillion, four hundred thirty-nine billion, eight hundred fifty million, five hundred eighty-nine thousand, three hundred forty-six".