2072046844145 has 8 divisors (see below), whose sum is σ = 2499077819304. Its totient is φ = 1649223071104.

The previous prime is 2072046844141. The next prime is 2072046844261. The reversal of 2072046844145 is 5414486402702.

It can be written as a sum of positive squares in 4 ways, for example, as 1093197804721 + 978849039424 = 1045561^2 + 989368^2 .

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 2072046844145 - 2² = 2072046844141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2072046844145.

It is not an unprimeable number, because it can be changed into a prime (2072046844141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051799444 + ... + 1051801413.

It is an arithmetic number, because the mean of its divisors is an integer number (312384727413).

Almost surely, 2^{2072046844145} is an apocalyptic number.

It is an amenable number.

2072046844145 is a deficient number, since it is larger than the sum of its proper divisors (427030975159).

2072046844145 is a wasteful number, since it uses less digits than its factorization.

2072046844145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103601059.

The product of its (nonzero) digits is 1720320, while the sum is 47.

The spelling of 2072046844145 in words is "two trillion, seventy-two billion, forty-six million, eight hundred forty-four thousand, one hundred forty-five".