180017400018 has 16 divisors (see below), whose sum is σ = 361054732896. Its totient is φ = 59835811200.

The previous prime is 180017399959. The next prime is 180017400023. The reversal of 180017400018 is 810004710081.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42494908 + ... + 42499143.

It is an arithmetic number, because the mean of its divisors is an integer number (22565920806).

Almost surely, 2^180017400018 is an apocalyptic number.

180017400018 is an abundant number, since it is smaller than the sum of its proper divisors (181037332878).

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

180017400018 is a wasteful number, since it uses less digits than its factorization.

180017400018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84994409.

The product of its (nonzero) digits is 1792, while the sum is 30.

The spelling of 180017400018 in words is "one hundred eighty billion, seventeen million, four hundred thousand, eighteen".