5531657839 has 2 divisors, whose sum is σ = 5531657840. Its totient is φ = 5531657838.

The previous prime is 5531657837. The next prime is 5531657881. The reversal of 5531657839 is 9387561355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5531657839 - 2¹ = 5531657837 is a prime.

Together with 5531657837, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5531657837) 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, 2765828919 + 2765828920.

It is an arithmetic number, because the mean of its divisors is an integer number (2765828920).

Almost surely, 2^5531657839 is an apocalyptic number.

5531657839 is a deficient number, since it is larger than the sum of its proper divisors (1).

5531657839 is an equidigital number, since it uses as much as digits as its factorization.

5531657839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402000, while the sum is 52.

The square root of 5531657839 is about 74375.1157242797. The cubic root of 5531657839 is about 1768.5544539379.

The spelling of 5531657839 in words is "five billion, five hundred thirty-one million, six hundred fifty-seven thousand, eight hundred thirty-nine".