85574045170 has 32 divisors (see below), whose sum is σ = 159042723840. Its totient is φ = 33116973120.

The previous prime is 85574045131. The next prime is 85574045197. The reversal of 85574045170 is 7154047558.

It is a self number, because there is not a number n which added to its sum of digits gives 85574045170.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256104 + ... + 1322476.

It is an arithmetic number, because the mean of its divisors is an integer number (4970085120).

Almost surely, 2^85574045170 is an apocalyptic number.

85574045170 is a deficient number, since it is larger than the sum of its proper divisors (73468678670).

85574045170 is a wasteful number, since it uses less digits than its factorization.

85574045170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70570.

The product of its (nonzero) digits is 784000, while the sum is 46.

It can be divided in two parts, 855 and 74045170, that added together give a square (74046025 = 8605²).

The spelling of 85574045170 in words is "eighty-five billion, five hundred seventy-four million, forty-five thousand, one hundred seventy".