85804221475 has 48 divisors (see below), whose sum is σ = 129278011392. Its totient is φ = 55217036160.

The previous prime is 85804221439. The next prime is 85804221493. The reversal of 85804221475 is 57412240858.

It is not a de Polignac number, because 85804221475 - 2²⁵ = 85770667043 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12214 + ... + 414436.

It is an arithmetic number, because the mean of its divisors is an integer number (2693291904).

Almost surely, 2^85804221475 is an apocalyptic number.

85804221475 is a deficient number, since it is larger than the sum of its proper divisors (43473789917).

85804221475 is a wasteful number, since it uses less digits than its factorization.

85804221475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402316 (or 402311 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 46.

The spelling of 85804221475 in words is "eighty-five billion, eight hundred four million, two hundred twenty-one thousand, four hundred seventy-five".