718063618 has 8 divisors (see below), whose sum is σ = 1133784720. Its totient is φ = 340135380.

The previous prime is 718063613. The next prime is 718063649. The reversal of 718063618 is 816360817.

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

It is not an unprimeable number, because it can be changed into a prime (718063613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9448168 + ... + 9448243.

It is an arithmetic number, because the mean of its divisors is an integer number (141723090).

Almost surely, 2^718063618 is an apocalyptic number.

718063618 is a deficient number, since it is larger than the sum of its proper divisors (415721102).

718063618 is a wasteful number, since it uses less digits than its factorization.

718063618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18896432.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 718063618 is about 26796.7090889908. The cubic root of 718063618 is about 895.4767361202.

The spelling of 718063618 in words is "seven hundred eighteen million, sixty-three thousand, six hundred eighteen".