718842474663 has 8 divisors (see below), whose sum is σ = 974701660800. Its totient is φ = 471105802488.

The previous prime is 718842474659. The next prime is 718842474673. The reversal of 718842474663 is 366474248817.

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

It is not a de Polignac number, because 718842474663 - 2² = 718842474659 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 718842474597 and 718842474606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718842474673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2030628283 + ... + 2030628636.

It is an arithmetic number, because the mean of its divisors is an integer number (121837707600).

Almost surely, 2^718842474663 is an apocalyptic number.

718842474663 is a deficient number, since it is larger than the sum of its proper divisors (255859186137).

718842474663 is a wasteful number, since it uses less digits than its factorization.

718842474663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061256981.

The product of its digits is 43352064, while the sum is 60.

The spelling of 718842474663 in words is "seven hundred eighteen billion, eight hundred forty-two million, four hundred seventy-four thousand, six hundred sixty-three".