2164206603244 has 24 divisors (see below), whose sum is σ = 4328853949728. Its totient is φ = 927422670720.

The previous prime is 2164206603241. The next prime is 2164206603287. The reversal of 2164206603244 is 4423066024612.

It is a junction number, because it is equal to n+sod(n) for n = 2164206603197 and 2164206603206.

It is not an unprimeable number, because it can be changed into a prime (2164206603241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3654967 + ... + 4205614.

It is an arithmetic number, because the mean of its divisors is an integer number (180368914572).

Almost surely, 2^{2164206603244} is an apocalyptic number.

It is an amenable number.

2164206603244 is an abundant number, since it is smaller than the sum of its proper divisors (2164647346484).

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

2164206603244 is a wasteful number, since it uses less digits than its factorization.

2164206603244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7870425 (or 7870423 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 2164206603244 in words is "two trillion, one hundred sixty-four billion, two hundred six million, six hundred three thousand, two hundred forty-four".