85346754613 has 2 divisors, whose sum is σ = 85346754614. Its totient is φ = 85346754612.

The previous prime is 85346754599. The next prime is 85346754643. The reversal of 85346754613 is 31645764358.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49223190769 + 36123563844 = 221863^2 + 190062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85346754613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85346754643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42673377306 + 42673377307.

It is an arithmetic number, because the mean of its divisors is an integer number (42673377307).

Almost surely, 2^85346754613 is an apocalyptic number.

It is an amenable number.

85346754613 is a deficient number, since it is larger than the sum of its proper divisors (1).

85346754613 is an equidigital number, since it uses as much as digits as its factorization.

85346754613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7257600, while the sum is 52.

The spelling of 85346754613 in words is "eighty-five billion, three hundred forty-six million, seven hundred fifty-four thousand, six hundred thirteen".