85393134745 has 8 divisors (see below), whose sum is σ = 102574547784. Its totient is φ = 68245983744.

The previous prime is 85393134691. The next prime is 85393134773. The reversal of 85393134745 is 54743139358.

It can be written as a sum of positive squares in 4 ways, for example, as 5713394569 + 79679740176 = 75587^2 + 282276^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 85393134745 - 2¹¹ = 85393132697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85393134692 and 85393134701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8560024 + ... + 8569993.

It is an arithmetic number, because the mean of its divisors is an integer number (12821818473).

Almost surely, 2^85393134745 is an apocalyptic number.

It is an amenable number.

85393134745 is a deficient number, since it is larger than the sum of its proper divisors (17181413039).

85393134745 is a wasteful number, since it uses less digits than its factorization.

85393134745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17131019.

The product of its digits is 5443200, while the sum is 52.

The spelling of 85393134745 in words is "eighty-five billion, three hundred ninety-three million, one hundred thirty-four thousand, seven hundred forty-five".