1868563427600 has 60 divisors (see below), whose sum is σ = 4634037331200. Its totient is φ = 723314870400.

The previous prime is 1868563427587. The next prime is 1868563427651. The reversal of 1868563427600 is 67243658681.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75332900 + ... + 75357699.

It is an arithmetic number, because the mean of its divisors is an integer number (77233955520).

Almost surely, 2^{1868563427600} is an apocalyptic number.

1868563427600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1868563427600 is an abundant number, since it is smaller than the sum of its proper divisors (2765473903600).

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

1868563427600 is a wasteful number, since it uses less digits than its factorization.

1868563427600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150690648 (or 150690637 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 1868563427600 in words is "one trillion, eight hundred sixty-eight billion, five hundred sixty-three million, four hundred twenty-seven thousand, six hundred".