85053334613 has 4 divisors (see below), whose sum is σ = 91595898828. Its totient is φ = 78510770400.

The previous prime is 85053334609. The next prime is 85053334651. The reversal of 85053334613 is 31643335058.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31643335058 = 2 ⋅15821667529.

It can be written as a sum of positive squares in 2 ways, for example, as 39847345924 + 45205988689 = 199618^2 + 212617^2 .

It is a cyclic number.

It is not a de Polignac number, because 85053334613 - 2² = 85053334609 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 (85053334013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3271282088 + ... + 3271282113.

It is an arithmetic number, because the mean of its divisors is an integer number (22898974707).

Almost surely, 2^85053334613 is an apocalyptic number.

It is an amenable number.

85053334613 is a deficient number, since it is larger than the sum of its proper divisors (6542564215).

85053334613 is a wasteful number, since it uses less digits than its factorization.

85053334613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6542564214.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 85053334613 in words is "eighty-five billion, fifty-three million, three hundred thirty-four thousand, six hundred thirteen".