718020163 has 8 divisors (see below), whose sum is σ = 820936800. Its totient is φ = 615189120.

The previous prime is 718020157. The next prime is 718020181. The reversal of 718020163 is 361020817.

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

It is not a de Polignac number, because 718020163 - 2²⁹ = 181149251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (718020263) 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, 2278 + ... + 37963.

It is an arithmetic number, because the mean of its divisors is an integer number (102617100).

Almost surely, 2^718020163 is an apocalyptic number.

718020163 is a deficient number, since it is larger than the sum of its proper divisors (102916637).

718020163 is a wasteful number, since it uses less digits than its factorization.

718020163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42797.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 718020163 is about 26795.8982495456. The cubic root of 718020163 is about 895.4586719238.

The spelling of 718020163 in words is "seven hundred eighteen million, twenty thousand, one hundred sixty-three".