500646539231 has 2 divisors, whose sum is σ = 500646539232. Its totient is φ = 500646539230.

The previous prime is 500646539221. The next prime is 500646539257. The reversal of 500646539231 is 132935646005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 500646539231 - 2¹⁴ = 500646522847 is a prime.

It is a super-2 number, since 2×500646539231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500646539221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250323269615 + 250323269616.

It is an arithmetic number, because the mean of its divisors is an integer number (250323269616).

Almost surely, 2^500646539231 is an apocalyptic number.

500646539231 is a deficient number, since it is larger than the sum of its proper divisors (1).

500646539231 is an equidigital number, since it uses as much as digits as its factorization.

500646539231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 500646539231 in words is "five hundred billion, six hundred forty-six million, five hundred thirty-nine thousand, two hundred thirty-one".