875868868464 has 40 divisors (see below), whose sum is σ = 2263007658240. Its totient is φ = 291911590848.

The previous prime is 875868868463. The next prime is 875868868531. The reversal of 875868868464 is 464868868578.

It is a self number, because there is not a number n which added to its sum of digits gives 875868868464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875868868463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079304 + ... + 1707815.

It is an arithmetic number, because the mean of its divisors is an integer number (56575191456).

Almost surely, 2^875868868464 is an apocalyptic number.

It is an amenable number.

875868868464 is an abundant number, since it is smaller than the sum of its proper divisors (1387138789776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

875868868464 is a wasteful number, since it uses less digits than its factorization.

875868868464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793677 (or 2793671 counting only the distinct ones).

The product of its digits is 3963617280, while the sum is 78.

The spelling of 875868868464 in words is "eight hundred seventy-five billion, eight hundred sixty-eight million, eight hundred sixty-eight thousand, four hundred sixty-four".