2018274638200 has 48 divisors (see below), whose sum is σ = 4738046723280. Its totient is φ = 799471887360.

The previous prime is 2018274638173. The next prime is 2018274638207. The reversal of 2018274638200 is 28364728102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2018274638207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48966649 + ... + 49007848.

It is an arithmetic number, because the mean of its divisors is an integer number (98709306735).

Almost surely, 2^{2018274638200} is an apocalyptic number.

2018274638200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2018274638200 is an abundant number, since it is smaller than the sum of its proper divisors (2719772085080).

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

2018274638200 is a wasteful number, since it uses less digits than its factorization.

2018274638200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97974616 (or 97974607 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 2018274638200 in words is "two trillion, eighteen billion, two hundred seventy-four million, six hundred thirty-eight thousand, two hundred".