52449069571 has 2 divisors, whose sum is σ = 52449069572. Its totient is φ = 52449069570.

The previous prime is 52449069551. The next prime is 52449069581. The reversal of 52449069571 is 17596094425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52449069571 - 2¹¹ = 52449067523 is a prime.

It is not a weakly prime, because it can be changed into another prime (52449069551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26224534785 + 26224534786.

It is an arithmetic number, because the mean of its divisors is an integer number (26224534786).

Almost surely, 2^52449069571 is an apocalyptic number.

52449069571 is a deficient number, since it is larger than the sum of its proper divisors (1).

52449069571 is an equidigital number, since it uses as much as digits as its factorization.

52449069571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 52449069571 in words is "fifty-two billion, four hundred forty-nine million, sixty-nine thousand, five hundred seventy-one".