538487232847 has 2 divisors, whose sum is σ = 538487232848. Its totient is φ = 538487232846.

The previous prime is 538487232821. The next prime is 538487232851. The reversal of 538487232847 is 748232784835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 538487232847 - 2¹⁹ = 538486708559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538487232817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269243616423 + 269243616424.

It is an arithmetic number, because the mean of its divisors is an integer number (269243616424).

Almost surely, 2^538487232847 is an apocalyptic number.

538487232847 is a deficient number, since it is larger than the sum of its proper divisors (1).

538487232847 is an equidigital number, since it uses as much as digits as its factorization.

538487232847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72253440, while the sum is 61.

The spelling of 538487232847 in words is "five hundred thirty-eight billion, four hundred eighty-seven million, two hundred thirty-two thousand, eight hundred forty-seven".