85345610559 has 8 divisors (see below), whose sum is σ = 124139069952. Its totient is φ = 51724612440.

The previous prime is 85345610447. The next prime is 85345610573. The reversal of 85345610559 is 95501654358.

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

It is not a de Polignac number, because 85345610559 - 2²⁰ = 85344561983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85345617559) 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, 1293115279 + ... + 1293115344.

It is an arithmetic number, because the mean of its divisors is an integer number (15517383744).

Almost surely, 2^85345610559 is an apocalyptic number.

85345610559 is a deficient number, since it is larger than the sum of its proper divisors (38793459393).

85345610559 is a wasteful number, since it uses less digits than its factorization.

85345610559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586230637.

The product of its (nonzero) digits is 3240000, while the sum is 51.

The spelling of 85345610559 in words is "eighty-five billion, three hundred forty-five million, six hundred ten thousand, five hundred fifty-nine".