85283203069 has 2 divisors, whose sum is σ = 85283203070. Its totient is φ = 85283203068.

The previous prime is 85283203039. The next prime is 85283203081. The reversal of 85283203069 is 96030238258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56097922500 + 29185280569 = 236850^2 + 170837^2 .

It is a cyclic number.

It is not a de Polignac number, because 85283203069 - 2⁵ = 85283203037 is a prime.

It is a super-2 number, since 2×85283203069² (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 (85283203039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42641601534 + 42641601535.

It is an arithmetic number, because the mean of its divisors is an integer number (42641601535).

Almost surely, 2^85283203069 is an apocalyptic number.

It is an amenable number.

85283203069 is a deficient number, since it is larger than the sum of its proper divisors (1).

85283203069 is an equidigital number, since it uses as much as digits as its factorization.

85283203069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 85283203069 in words is "eighty-five billion, two hundred eighty-three million, two hundred three thousand, sixty-nine".