716609878 has 8 divisors (see below), whose sum is σ = 1099912968. Its totient is φ = 349972224.

The previous prime is 716609867. The next prime is 716609897. The reversal of 716609878 is 878906617.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 4166251 + ... + 4166422.

It is an arithmetic number, because the mean of its divisors is an integer number (137489121).

Almost surely, 2^716609878 is an apocalyptic number.

716609878 is a deficient number, since it is larger than the sum of its proper divisors (383303090).

716609878 is a wasteful number, since it uses less digits than its factorization.

716609878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8332718.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 716609878 is about 26769.5700002820. The cubic root of 716609878 is about 894.8720218995.

The spelling of 716609878 in words is "seven hundred sixteen million, six hundred nine thousand, eight hundred seventy-eight".