2042431444253 has 2 divisors, whose sum is σ = 2042431444254. Its totient is φ = 2042431444252.

The previous prime is 2042431444213. The next prime is 2042431444267. The reversal of 2042431444253 is 3524441342402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1974019380004 + 68412064249 = 1404998^2 + 261557^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042431444253 - 2¹⁸ = 2042431182109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042431444213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021215722126 + 1021215722127.

It is an arithmetic number, because the mean of its divisors is an integer number (1021215722127).

Almost surely, 2^{2042431444253} is an apocalyptic number.

It is an amenable number.

2042431444253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042431444253 is an equidigital number, since it uses as much as digits as its factorization.

2042431444253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 38.

Adding to 2042431444253 its reverse (3524441342402), we get a palindrome (5566872786655).

The spelling of 2042431444253 in words is "two trillion, forty-two billion, four hundred thirty-one million, four hundred forty-four thousand, two hundred fifty-three".