52447874429 has 2 divisors, whose sum is σ = 52447874430. Its totient is φ = 52447874428.

The previous prime is 52447874389. The next prime is 52447874431. The reversal of 52447874429 is 92447874425.

52447874429 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., 37976265625 + 14471608804 = 194875^2 + 120298^2 .

It is a cyclic number.

It is not a de Polignac number, because 52447874429 - 2²⁰ = 52446825853 is a prime.

Together with 52447874431, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52447874449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26223937214 + 26223937215.

It is an arithmetic number, because the mean of its divisors is an integer number (26223937215).

Almost surely, 2^52447874429 is an apocalyptic number.

It is an amenable number.

52447874429 is a deficient number, since it is larger than the sum of its proper divisors (1).

52447874429 is an equidigital number, since it uses as much as digits as its factorization.

52447874429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18063360, while the sum is 56.

The spelling of 52447874429 in words is "fifty-two billion, four hundred forty-seven million, eight hundred seventy-four thousand, four hundred twenty-nine".