5178817060868 has 48 divisors (see below), whose sum is σ = 9974702997504. Its totient is φ = 2333167489440.

The previous prime is 5178817060861. The next prime is 5178817060873. The reversal of 5178817060868 is 8680607188715.

It is a super-2 number, since 2×5178817060868² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5178817060861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1534205 + ... + 3565307.

It is an arithmetic number, because the mean of its divisors is an integer number (207806312448).

Almost surely, 2^{5178817060868} is an apocalyptic number.

It is an amenable number.

5178817060868 is a deficient number, since it is larger than the sum of its proper divisors (4795885936636).

5178817060868 is a wasteful number, since it uses less digits than its factorization.

5178817060868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031632 (or 2031630 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 65.

The spelling of 5178817060868 in words is "five trillion, one hundred seventy-eight billion, eight hundred seventeen million, sixty thousand, eight hundred sixty-eight".