2072160217444 has 36 divisors (see below), whose sum is σ = 3841735068864. Its totient is φ = 977817269808.

The previous prime is 2072160217441. The next prime is 2072160217451. The reversal of 2072160217444 is 4447120612702.

It is a junction number, because it is equal to n+sod(n) for n = 2072160217397 and 2072160217406.

It is not an unprimeable number, because it can be changed into a prime (2072160217441) 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 11 ways as a sum of consecutive naturals, for example, 2348392 + ... + 3107935.

It is an arithmetic number, because the mean of its divisors is an integer number (106714863024).

Almost surely, 2^{2072160217444} is an apocalyptic number.

It is an amenable number.

2072160217444 is a deficient number, since it is larger than the sum of its proper divisors (1769574851420).

2072160217444 is a wasteful number, since it uses less digits than its factorization.

2072160217444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5456632 (or 5456611 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 40.

The spelling of 2072160217444 in words is "two trillion, seventy-two billion, one hundred sixty million, two hundred seventeen thousand, four hundred forty-four".