716624878 has 12 divisors (see below), whose sum is σ = 1077844320. Its totient is φ = 357345876.

The previous prime is 716624849. The next prime is 716624897. The reversal of 716624878 is 878426617.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 497283 + ... + 498721.

It is an arithmetic number, because the mean of its divisors is an integer number (89820360).

Almost surely, 2^716624878 is an apocalyptic number.

716624878 is a deficient number, since it is larger than the sum of its proper divisors (361219442).

716624878 is an equidigital number, since it uses as much as digits as its factorization.

716624878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439 (or 1940 counting only the distinct ones).

The product of its digits is 903168, while the sum is 49.

The square root of 716624878 is about 26769.8501676793. The cubic root of 716624878 is about 894.8782656439.

The spelling of 716624878 in words is "seven hundred sixteen million, six hundred twenty-four thousand, eight hundred seventy-eight".