860642775028 has 12 divisors (see below), whose sum is σ = 1517984108032. Its totient is φ = 426933029880.

The previous prime is 860642774969. The next prime is 860642775049. The reversal of 860642775028 is 820577246068.

860642775028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 860642775028.

It is a congruent number.

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, 847088838 + ... + 847089853.

Almost surely, 2^860642775028 is an apocalyptic number.

It is an amenable number.

860642775028 is a deficient number, since it is larger than the sum of its proper divisors (657341333004).

860642775028 is a wasteful number, since it uses less digits than its factorization.

860642775028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694178822 (or 1694178820 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 55.

The spelling of 860642775028 in words is "eight hundred sixty billion, six hundred forty-two million, seven hundred seventy-five thousand, twenty-eight".