85356104785 has 16 divisors (see below), whose sum is σ = 120835924992. Its totient is φ = 56641838400.

The previous prime is 85356104777. The next prime is 85356104809. The reversal of 85356104785 is 58740165358.

It is not a de Polignac number, because 85356104785 - 2³ = 85356104777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39333526 + ... + 39335695.

It is an arithmetic number, because the mean of its divisors is an integer number (7552245312).

Almost surely, 2^85356104785 is an apocalyptic number.

It is an amenable number.

85356104785 is a deficient number, since it is larger than the sum of its proper divisors (35479820207).

85356104785 is a wasteful number, since it uses less digits than its factorization.

85356104785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78669264.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 85356104785 in words is "eighty-five billion, three hundred fifty-six million, one hundred four thousand, seven hundred eighty-five".