85585311075 has 48 divisors (see below), whose sum is σ = 154473613056. Its totient is φ = 41466652800.

The previous prime is 85585311061. The next prime is 85585311079. The reversal of 85585311075 is 57011358558.

It is not a de Polignac number, because 85585311075 - 2⁴ = 85585311059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85585311079) 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 in 47 ways as a sum of consecutive naturals, for example, 1157929 + ... + 1229621.

It is an arithmetic number, because the mean of its divisors is an integer number (3218200272).

Almost surely, 2^85585311075 is an apocalyptic number.

85585311075 is a deficient number, since it is larger than the sum of its proper divisors (68888301981).

85585311075 is a wasteful number, since it uses less digits than its factorization.

85585311075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73164 (or 73159 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 48.

The spelling of 85585311075 in words is "eighty-five billion, five hundred eighty-five million, three hundred eleven thousand, seventy-five".