42452233513 has 2 divisors, whose sum is σ = 42452233514. Its totient is φ = 42452233512.

The previous prime is 42452233511. The next prime is 42452233529. The reversal of 42452233513 is 31533225424.

42452233513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42210524304 + 241709209 = 205452^2 + 15547^2 .

It is a cyclic number.

It is not a de Polignac number, because 42452233513 - 2¹ = 42452233511 is a prime.

Together with 42452233511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42452233511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21226116756 + 21226116757.

It is an arithmetic number, because the mean of its divisors is an integer number (21226116757).

Almost surely, 2^42452233513 is an apocalyptic number.

It is an amenable number.

42452233513 is a deficient number, since it is larger than the sum of its proper divisors (1).

42452233513 is an equidigital number, since it uses as much as digits as its factorization.

42452233513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 34.

Adding to 42452233513 its reverse (31533225424), we get a palindrome (73985458937).

The spelling of 42452233513 in words is "forty-two billion, four hundred fifty-two million, two hundred thirty-three thousand, five hundred thirteen".