85270142593 has 2 divisors, whose sum is σ = 85270142594. Its totient is φ = 85270142592.

The previous prime is 85270142561. The next prime is 85270142603. The reversal of 85270142593 is 39524107258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85035225664 + 234916929 = 291608^2 + 15327^2 .

It is a cyclic number.

It is not a de Polignac number, because 85270142593 - 2⁵ = 85270142561 is a prime.

It is not a weakly prime, because it can be changed into another prime (85270112593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42635071296 + 42635071297.

It is an arithmetic number, because the mean of its divisors is an integer number (42635071297).

Almost surely, 2^85270142593 is an apocalyptic number.

It is an amenable number.

85270142593 is a deficient number, since it is larger than the sum of its proper divisors (1).

85270142593 is an equidigital number, since it uses as much as digits as its factorization.

85270142593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 85270142593 in words is "eighty-five billion, two hundred seventy million, one hundred forty-two thousand, five hundred ninety-three".