878814644018732 has 12 divisors (see below), whose sum is σ = 1575436008180216. Its totient is φ = 428690070252960.

The previous prime is 878814644018719. The next prime is 878814644018747. The reversal of 878814644018732 is 237810446418878.

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, 2679312938918 + ... + 2679312939245.

It is an arithmetic number, because the mean of its divisors is an integer number (131286334015018).

Almost surely, 2^{878814644018732} is an apocalyptic number.

878814644018732 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

878814644018732 is a deficient number, since it is larger than the sum of its proper divisors (696621364161484).

878814644018732 is a wasteful number, since it uses less digits than its factorization.

878814644018732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5358625878208 (or 5358625878206 counting only the distinct ones).

The product of its (nonzero) digits is 462422016, while the sum is 71.

The spelling of 878814644018732 in words is "eight hundred seventy-eight trillion, eight hundred fourteen billion, six hundred forty-four million, eighteen thousand, seven hundred thirty-two".