1800363998196 has 36 divisors (see below), whose sum is σ = 4550990097472. Its totient is φ = 600112103184.

The previous prime is 1800363998143. The next prime is 1800363998227. The reversal of 1800363998196 is 6918993630081.

1800363998196 is a `hidden beast` number, since 1 + 80 + 0 + 3 + 6 + 399 + 81 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×1800363998196³ (a number of 38 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2232741 + ... + 2930163.

Almost surely, 2^{1800363998196} is an apocalyptic number.

It is an amenable number.

1800363998196 is an abundant number, since it is smaller than the sum of its proper divisors (2750626099276).

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

1800363998196 is a wasteful number, since it uses less digits than its factorization.

1800363998196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769140 (or 769135 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 63.

The spelling of 1800363998196 in words is "one trillion, eight hundred billion, three hundred sixty-three million, nine hundred ninety-eight thousand, one hundred ninety-six".