509430329483 has 2 divisors, whose sum is σ = 509430329484. Its totient is φ = 509430329482.

The previous prime is 509430329459. The next prime is 509430329491. The reversal of 509430329483 is 384923034905.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 509430329483 - 2¹² = 509430325387 is a prime.

It is not a weakly prime, because it can be changed into another prime (509430329383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254715164741 + 254715164742.

It is an arithmetic number, because the mean of its divisors is an integer number (254715164742).

Almost surely, 2^509430329483 is an apocalyptic number.

509430329483 is a deficient number, since it is larger than the sum of its proper divisors (1).

509430329483 is an equidigital number, since it uses as much as digits as its factorization.

509430329483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 509430329483 in words is "five hundred nine billion, four hundred thirty million, three hundred twenty-nine thousand, four hundred eighty-three".