85004273128583 has 4 divisors (see below), whose sum is σ = 87301685915880. Its totient is φ = 82706860341288.

The previous prime is 85004273128543. The next prime is 85004273128679. The reversal of 85004273128583 is 38582137240058.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85004273128583 - 2¹⁰ = 85004273127559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85004273128543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1148706393593 + ... + 1148706393666.

It is an arithmetic number, because the mean of its divisors is an integer number (21825421478970).

Almost surely, 2^{85004273128583} is an apocalyptic number.

85004273128583 is a deficient number, since it is larger than the sum of its proper divisors (2297412787297).

85004273128583 is a wasteful number, since it uses less digits than its factorization.

85004273128583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297412787296.

The product of its (nonzero) digits is 12902400, while the sum is 56.

The spelling of 85004273128583 in words is "eighty-five trillion, four billion, two hundred seventy-three million, one hundred twenty-eight thousand, five hundred eighty-three".