85100578583 has 2 divisors, whose sum is σ = 85100578584. Its totient is φ = 85100578582.

The previous prime is 85100578571. The next prime is 85100578597. The reversal of 85100578583 is 38587500158.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85100578583 - 2⁴ = 85100578567 is a prime.

It is a super-2 number, since 2×85100578583² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85100578513) 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 as a sum of consecutive naturals, namely, 42550289291 + 42550289292.

It is an arithmetic number, because the mean of its divisors is an integer number (42550289292).

Almost surely, 2^85100578583 is an apocalyptic number.

85100578583 is a deficient number, since it is larger than the sum of its proper divisors (1).

85100578583 is an equidigital number, since it uses as much as digits as its factorization.

85100578583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344000, while the sum is 50.

The spelling of 85100578583 in words is "eighty-five billion, one hundred million, five hundred seventy-eight thousand, five hundred eighty-three".