839699085473 has 16 divisors (see below), whose sum is σ = 850220507136. Its totient is φ = 829242807120.

The previous prime is 839699085443. The next prime is 839699085481. The reversal of 839699085473 is 374580996938.

It is a cyclic number.

It is not a de Polignac number, because 839699085473 - 2¹⁶ = 839699019937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 839699085397 and 839699085406.

It is not an unprimeable number, because it can be changed into a prime (839699085403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150940790 + ... + 150946352.

It is an arithmetic number, because the mean of its divisors is an integer number (53138781696).

Almost surely, 2^839699085473 is an apocalyptic number.

It is an amenable number.

839699085473 is a deficient number, since it is larger than the sum of its proper divisors (10521421663).

839699085473 is a wasteful number, since it uses less digits than its factorization.

839699085473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11084.

The product of its (nonzero) digits is 352719360, while the sum is 71.

The spelling of 839699085473 in words is "eight hundred thirty-nine billion, six hundred ninety-nine million, eighty-five thousand, four hundred seventy-three".