1684107766099 has 4 divisors (see below), whose sum is σ = 1837208472120. Its totient is φ = 1531007060080.

The previous prime is 1684107766067. The next prime is 1684107766213. The reversal of 1684107766099 is 9906677014861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1684107766099 - 2⁵ = 1684107766067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1684107766099.

It is not an unprimeable number, because it can be changed into a prime (1684107766049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76550352994 + ... + 76550353015.

It is an arithmetic number, because the mean of its divisors is an integer number (459302118030).

Almost surely, 2^{1684107766099} is an apocalyptic number.

1684107766099 is a deficient number, since it is larger than the sum of its proper divisors (153100706021).

1684107766099 is a wasteful number, since it uses less digits than its factorization.

1684107766099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153100706020.

The product of its (nonzero) digits is 27433728, while the sum is 64.

The spelling of 1684107766099 in words is "one trillion, six hundred eighty-four billion, one hundred seven million, seven hundred sixty-six thousand, ninety-nine".