289685807036 has 12 divisors (see below), whose sum is σ = 507372277440. Its totient is φ = 144722299200.

The previous prime is 289685807029. The next prime is 289685807111. The reversal of 289685807036 is 630708586982.

It is a self number, because there is not a number n which added to its sum of digits gives 289685807036.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30145676 + ... + 30155283.

It is an arithmetic number, because the mean of its divisors is an integer number (42281023120).

Almost surely, 2^289685807036 is an apocalyptic number.

It is an amenable number.

289685807036 is a deficient number, since it is larger than the sum of its proper divisors (217686470404).

289685807036 is a wasteful number, since it uses less digits than its factorization.

289685807036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60302164 (or 60302162 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 289685807036 in words is "two hundred eighty-nine billion, six hundred eighty-five million, eight hundred seven thousand, thirty-six".