2044539223172 has 6 divisors (see below), whose sum is σ = 3577943640558. Its totient is φ = 1022269611584.

The previous prime is 2044539223171. The next prime is 2044539223219. The reversal of 2044539223172 is 2713229354402.

It can be written as a sum of positive squares in only one way, i.e., 1285992288256 + 758546934916 = 1134016^2 + 870946^2 .

It is not an unprimeable number, because it can be changed into a prime (2044539223171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255567402893 + ... + 255567402900.

It is an arithmetic number, because the mean of its divisors is an integer number (596323940093).

Almost surely, 2^{2044539223172} is an apocalyptic number.

It is an amenable number.

2044539223172 is a deficient number, since it is larger than the sum of its proper divisors (1533404417386).

2044539223172 is a wasteful number, since it uses less digits than its factorization.

2044539223172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511134805797 (or 511134805795 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 2044539223172 in words is "two trillion, forty-four billion, five hundred thirty-nine million, two hundred twenty-three thousand, one hundred seventy-two".