868591084756 has 48 divisors (see below), whose sum is σ = 1597213997568. Its totient is φ = 412518444800.

The previous prime is 868591084741. The next prime is 868591084763. The reversal of 868591084756 is 657480195868.

It is a junction number, because it is equal to n+sod(n) for n = 868591084691 and 868591084700.

It is a congruent number.

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, 7517301 + ... + 7631971.

It is an arithmetic number, because the mean of its divisors is an integer number (33275291616).

Almost surely, 2^868591084756 is an apocalyptic number.

It is an amenable number.

868591084756 is a deficient number, since it is larger than the sum of its proper divisors (728622912812).

868591084756 is a wasteful number, since it uses less digits than its factorization.

868591084756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115272 (or 115270 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 67.

The spelling of 868591084756 in words is "eight hundred sixty-eight billion, five hundred ninety-one million, eighty-four thousand, seven hundred fifty-six".