2018368368667 has 8 divisors (see below), whose sum is σ = 2313132076800. Its totient is φ = 1725211002984.

The previous prime is 2018368368647. The next prime is 2018368368691. The reversal of 2018368368667 is 7668638638102.

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

It is not a de Polignac number, because 2018368368667 - 2²³ = 2018359980059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2018368368599 and 2018368368608.

It is not an unprimeable number, because it can be changed into a prime (2018368368647) 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, 401582917 + ... + 401587942.

It is an arithmetic number, because the mean of its divisors is an integer number (289141509600).

Almost surely, 2^{2018368368667} is an apocalyptic number.

2018368368667 is a deficient number, since it is larger than the sum of its proper divisors (294763708133).

2018368368667 is an equidigital number, since it uses as much as digits as its factorization.

2018368368667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803171225.

The product of its (nonzero) digits is 83607552, while the sum is 64.

The spelling of 2018368368667 in words is "two trillion, eighteen billion, three hundred sixty-eight million, three hundred sixty-eight thousand, six hundred sixty-seven".