1818003636006 has 16 divisors (see below), whose sum is σ = 3636974083248. Its totient is φ = 605840076800.

The previous prime is 1818003635993. The next prime is 1818003636017. The reversal of 1818003636006 is 6006363008181.

It is a Curzon number.

It is a congruent number.

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, 40259355 + ... + 40304486.

It is an arithmetic number, because the mean of its divisors is an integer number (227310880203).

Almost surely, 2^{1818003636006} is an apocalyptic number.

1818003636006 is an abundant number, since it is smaller than the sum of its proper divisors (1818970447242).

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

1818003636006 is a wasteful number, since it uses less digits than its factorization.

1818003636006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80567607.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 1818003636006 in words is "one trillion, eight hundred eighteen billion, three million, six hundred thirty-six thousand, six".