5257729949011 has 2 divisors, whose sum is σ = 5257729949012. Its totient is φ = 5257729949010.

The previous prime is 5257729949009. The next prime is 5257729949051. The reversal of 5257729949011 is 1109499277525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5257729949011 - 2¹ = 5257729949009 is a prime.

Together with 5257729949009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5257729949051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2628864974505 + 2628864974506.

It is an arithmetic number, because the mean of its divisors is an integer number (2628864974506).

Almost surely, 2^{5257729949011} is an apocalyptic number.

5257729949011 is a deficient number, since it is larger than the sum of its proper divisors (1).

5257729949011 is an equidigital number, since it uses as much as digits as its factorization.

5257729949011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14288400, while the sum is 61.

The spelling of 5257729949011 in words is "five trillion, two hundred fifty-seven billion, seven hundred twenty-nine million, nine hundred forty-nine thousand, eleven".