2042465911529 has 2 divisors, whose sum is σ = 2042465911530. Its totient is φ = 2042465911528.

The previous prime is 2042465911513. The next prime is 2042465911531. The reversal of 2042465911529 is 9251195642402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1186905660304 + 855560251225 = 1089452^2 + 924965^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042465911529 - 2⁴ = 2042465911513 is a prime.

Together with 2042465911531, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2042465911559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021232955764 + 1021232955765.

It is an arithmetic number, because the mean of its divisors is an integer number (1021232955765).

Almost surely, 2^{2042465911529} is an apocalyptic number.

It is an amenable number.

2042465911529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042465911529 is an equidigital number, since it uses as much as digits as its factorization.

2042465911529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 2042465911529 in words is "two trillion, forty-two billion, four hundred sixty-five million, nine hundred eleven thousand, five hundred twenty-nine".