1668333500010 has 32 divisors (see below), whose sum is σ = 4448889334080. Its totient is φ = 444888933264.

The previous prime is 1668333499969. The next prime is 1668333500011. The reversal of 1668333500010 is 100053338661.

It is a happy number.

1668333500010 is a `hidden beast` number, since 1 + 66 + 83 + 3 + 3 + 500 + 0 + 10 = 666.

It is not an unprimeable number, because it can be changed into a prime (1668333500011) 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, 3089506212 + ... + 3089506751.

It is an arithmetic number, because the mean of its divisors is an integer number (139027791690).

Almost surely, 2^{1668333500010} is an apocalyptic number.

1668333500010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1668333500010 is an abundant number, since it is smaller than the sum of its proper divisors (2780555834070).

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

1668333500010 is a wasteful number, since it uses less digits than its factorization.

1668333500010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6179012979 (or 6179012973 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

Adding to 1668333500010 its reverse (100053338661), we get a palindrome (1768386838671).

The spelling of 1668333500010 in words is "one trillion, six hundred sixty-eight billion, three hundred thirty-three million, five hundred thousand, ten".