718475442816 has 256 divisors, whose sum is σ = 1955985292800. Its totient is φ = 233623388160.

The previous prime is 718475442809. The next prime is 718475442821. The reversal of 718475442816 is 618244574817.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1100268346 + ... + 1100268998.

It is an arithmetic number, because the mean of its divisors is an integer number (7640567550).

Almost surely, 2^718475442816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 718475442816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (977992646400).

718475442816 is an abundant number, since it is smaller than the sum of its proper divisors (1237509849984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

718475442816 is a wasteful number, since it uses less digits than its factorization.

718475442816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147 (or 1135 counting only the distinct ones).

The product of its digits is 12042240, while the sum is 57.

The spelling of 718475442816 in words is "seven hundred eighteen billion, four hundred seventy-five million, four hundred forty-two thousand, eight hundred sixteen".