1868366870202 has 32 divisors (see below), whose sum is σ = 4270856159232. Its totient is φ = 533781191664.

The previous prime is 1868366870191. The next prime is 1868366870207. The reversal of 1868366870202 is 2020786638681.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1868366870207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978678 + ... + 2166689.

It is an arithmetic number, because the mean of its divisors is an integer number (133464254976).

Almost surely, 2^{1868366870202} is an apocalyptic number.

1868366870202 is an abundant number, since it is smaller than the sum of its proper divisors (2402489289030).

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

1868366870202 is a wasteful number, since it uses less digits than its factorization.

1868366870202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159522.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 1868366870202 in words is "one trillion, eight hundred sixty-eight billion, three hundred sixty-six million, eight hundred seventy thousand, two hundred two".