1680200023599 has 12 divisors (see below), whose sum is σ = 2427217320216. Its totient is φ = 1120012550352.

The previous prime is 1680200023583. The next prime is 1680200023609. The reversal of 1680200023599 is 9953200020861.

1680200023599 is a `hidden beast` number, since 16 + 8 + 0 + 20 + 0 + 0 + 23 + 599 = 666.

It is not a de Polignac number, because 1680200023599 - 2⁴ = 1680200023583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1680200023199) 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, 9978429 + ... + 10145414.

It is an arithmetic number, because the mean of its divisors is an integer number (202268110018).

Almost surely, 2^{1680200023599} is an apocalyptic number.

1680200023599 is a deficient number, since it is larger than the sum of its proper divisors (747017296617).

1680200023599 is a wasteful number, since it uses less digits than its factorization.

1680200023599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20133126 (or 20133123 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 1680200023599 in words is "one trillion, six hundred eighty billion, two hundred million, twenty-three thousand, five hundred ninety-nine".