230866805839 has 2 divisors, whose sum is σ = 230866805840. Its totient is φ = 230866805838.

The previous prime is 230866805783. The next prime is 230866805887. The reversal of 230866805839 is 938508668032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230866805839 - 2¹³ = 230866797647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231866805839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115433402919 + 115433402920.

It is an arithmetic number, because the mean of its divisors is an integer number (115433402920).

Almost surely, 2^230866805839 is an apocalyptic number.

230866805839 is a deficient number, since it is larger than the sum of its proper divisors (1).

230866805839 is an equidigital number, since it uses as much as digits as its factorization.

230866805839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 58.

The spelling of 230866805839 in words is "two hundred thirty billion, eight hundred sixty-six million, eight hundred five thousand, eight hundred thirty-nine".