500459850857 has 2 divisors, whose sum is σ = 500459850858. Its totient is φ = 500459850856.

The previous prime is 500459850829. The next prime is 500459850883. The reversal of 500459850857 is 758058954005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 472953296656 + 27506554201 = 687716^2 + 165851^2 .

It is a cyclic number.

It is not a de Polignac number, because 500459850857 - 2¹⁰ = 500459849833 is a prime.

It is not a weakly prime, because it can be changed into another prime (500459850157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250229925428 + 250229925429.

It is an arithmetic number, because the mean of its divisors is an integer number (250229925429).

Almost surely, 2^500459850857 is an apocalyptic number.

It is an amenable number.

500459850857 is a deficient number, since it is larger than the sum of its proper divisors (1).

500459850857 is an equidigital number, since it uses as much as digits as its factorization.

500459850857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080000, while the sum is 56.

The spelling of 500459850857 in words is "five hundred billion, four hundred fifty-nine million, eight hundred fifty thousand, eight hundred fifty-seven".