42434545229 has 2 divisors, whose sum is σ = 42434545230. Its totient is φ = 42434545228.

The previous prime is 42434545201. The next prime is 42434545243. The reversal of 42434545229 is 92254543424.

42434545229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25560015625 + 16874529604 = 159875^2 + 129902^2 .

It is a cyclic number.

It is not a de Polignac number, because 42434545229 - 2²⁴ = 42417768013 is a prime.

It is a super-3 number, since 3×42434545229³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42434545229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42434545429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21217272614 + 21217272615.

It is an arithmetic number, because the mean of its divisors is an integer number (21217272615).

Almost surely, 2^42434545229 is an apocalyptic number.

It is an amenable number.

42434545229 is a deficient number, since it is larger than the sum of its proper divisors (1).

42434545229 is an equidigital number, since it uses as much as digits as its factorization.

42434545229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382400, while the sum is 44.

The spelling of 42434545229 in words is "forty-two billion, four hundred thirty-four million, five hundred forty-five thousand, two hundred twenty-nine".