85471354355 has 4 divisors (see below), whose sum is σ = 102565625232. Its totient is φ = 68377083480.

The previous prime is 85471354337. The next prime is 85471354387. The reversal of 85471354355 is 55345317458.

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

It is not a de Polignac number, because 85471354355 - 2¹² = 85471350259 is a prime.

It is a Duffinian number.

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, 8547135431 + ... + 8547135440.

It is an arithmetic number, because the mean of its divisors is an integer number (25641406308).

Almost surely, 2^85471354355 is an apocalyptic number.

85471354355 is a deficient number, since it is larger than the sum of its proper divisors (17094270877).

85471354355 is a wasteful number, since it uses less digits than its factorization.

85471354355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17094270876.

The product of its digits is 5040000, while the sum is 50.

The spelling of 85471354355 in words is "eighty-five billion, four hundred seventy-one million, three hundred fifty-four thousand, three hundred fifty-five".