2044040042237 has 2 divisors, whose sum is σ = 2044040042238. Its totient is φ = 2044040042236.

The previous prime is 2044040042189. The next prime is 2044040042243. The reversal of 2044040042237 is 7322400404402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1882222107481 + 161817934756 = 1371941^2 + 402266^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044040042237 - 2⁶ = 2044040042173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044040042437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022020021118 + 1022020021119.

It is an arithmetic number, because the mean of its divisors is an integer number (1022020021119).

Almost surely, 2^{2044040042237} is an apocalyptic number.

It is an amenable number.

2044040042237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044040042237 is an equidigital number, since it uses as much as digits as its factorization.

2044040042237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 32.

Adding to 2044040042237 its reverse (7322400404402), we get a palindrome (9366440446639).

The spelling of 2044040042237 in words is "two trillion, forty-four billion, forty million, forty-two thousand, two hundred thirty-seven".