718868679 has 4 divisors (see below), whose sum is σ = 958491576. Its totient is φ = 479245784.

The previous prime is 718868677. The next prime is 718868699. The reversal of 718868679 is 976868817.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 718868679 - 2¹ = 718868677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718868677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119811444 + ... + 119811449.

It is an arithmetic number, because the mean of its divisors is an integer number (239622894).

Almost surely, 2^718868679 is an apocalyptic number.

718868679 is a deficient number, since it is larger than the sum of its proper divisors (239622897).

718868679 is a wasteful number, since it uses less digits than its factorization.

718868679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239622896.

The product of its digits is 8128512, while the sum is 60.

The square root of 718868679 is about 26811.7265203120. The cubic root of 718868679 is about 895.8112673639.

The spelling of 718868679 in words is "seven hundred eighteen million, eight hundred sixty-eight thousand, six hundred seventy-nine".