1799830040065 has 8 divisors (see below), whose sum is σ = 2187135239040. Its totient is φ = 1421637904752.

The previous prime is 1799830040059. The next prime is 1799830040111. The reversal of 1799830040065 is 5600400389971.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1799830040065 - 2¹³ = 1799830031873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1799830039994 and 1799830040021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2278265479 + ... + 2278266268.

It is an arithmetic number, because the mean of its divisors is an integer number (273391904880).

Almost surely, 2^{1799830040065} is an apocalyptic number.

It is an amenable number.

1799830040065 is a deficient number, since it is larger than the sum of its proper divisors (387305198975).

1799830040065 is an equidigital number, since it uses as much as digits as its factorization.

1799830040065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556531831.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 1799830040065 in words is "one trillion, seven hundred ninety-nine billion, eight hundred thirty million, forty thousand, sixty-five".