5726531791 has 2 divisors, whose sum is σ = 5726531792. Its totient is φ = 5726531790.

The previous prime is 5726531779. The next prime is 5726531813. The reversal of 5726531791 is 1971356275.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5726531791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5726531491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2863265895 + 2863265896.

It is an arithmetic number, because the mean of its divisors is an integer number (2863265896).

Almost surely, 2^5726531791 is an apocalyptic number.

5726531791 is a deficient number, since it is larger than the sum of its proper divisors (1).

5726531791 is an equidigital number, since it uses as much as digits as its factorization.

5726531791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 396900, while the sum is 46.

The square root of 5726531791 is about 75673.8514349574. The cubic root of 5726531791 is about 1789.0832869367.

The spelling of 5726531791 in words is "five billion, seven hundred twenty-six million, five hundred thirty-one thousand, seven hundred ninety-one".