85286490353 has 2 divisors, whose sum is σ = 85286490354. Its totient is φ = 85286490352.

The previous prime is 85286490329. The next prime is 85286490383. The reversal of 85286490353 is 35309468258.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53237255824 + 32049234529 = 230732^2 + 179023^2 .

It is a cyclic number.

It is not a de Polignac number, because 85286490353 - 2³⁴ = 68106621169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 85286490295 and 85286490304.

It is not a weakly prime, because it can be changed into another prime (85286490313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42643245176 + 42643245177.

It is an arithmetic number, because the mean of its divisors is an integer number (42643245177).

Almost surely, 2^85286490353 is an apocalyptic number.

It is an amenable number.

85286490353 is a deficient number, since it is larger than the sum of its proper divisors (1).

85286490353 is an equidigital number, since it uses as much as digits as its factorization.

85286490353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 85286490353 in words is "eighty-five billion, two hundred eighty-six million, four hundred ninety thousand, three hundred fifty-three".