52747234249 has 2 divisors, whose sum is σ = 52747234250. Its totient is φ = 52747234248.

The previous prime is 52747234247. The next prime is 52747234277. The reversal of 52747234249 is 94243274725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40625224249 + 12122010000 = 201557^2 + 110100^2 .

It is a cyclic number.

It is not a de Polignac number, because 52747234249 - 2¹ = 52747234247 is a prime.

Together with 52747234247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (52747234247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26373617124 + 26373617125.

It is an arithmetic number, because the mean of its divisors is an integer number (26373617125).

Almost surely, 2^52747234249 is an apocalyptic number.

It is an amenable number.

52747234249 is a deficient number, since it is larger than the sum of its proper divisors (1).

52747234249 is an equidigital number, since it uses as much as digits as its factorization.

52747234249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 49.

The spelling of 52747234249 in words is "fifty-two billion, seven hundred forty-seven million, two hundred thirty-four thousand, two hundred forty-nine".