85015822352 has 20 divisors (see below), whose sum is σ = 164759326380. Its totient is φ = 42497286528.

The previous prime is 85015822337. The next prime is 85015822391. The reversal of 85015822352 is 25322851058.

It can be written as a sum of positive squares in 2 ways, for example, as 52332967696 + 32682854656 = 228764^2 + 180784^2 .

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597827 + ... + 726242.

It is an arithmetic number, because the mean of its divisors is an integer number (8237966319).

Almost surely, 2^85015822352 is an apocalyptic number.

It is an amenable number.

85015822352 is a deficient number, since it is larger than the sum of its proper divisors (79743504028).

85015822352 is a wasteful number, since it uses less digits than its factorization.

85015822352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328090 (or 1328084 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 41.

The spelling of 85015822352 in words is "eighty-five billion, fifteen million, eight hundred twenty-two thousand, three hundred fifty-two".