502556045231 has 2 divisors, whose sum is σ = 502556045232. Its totient is φ = 502556045230.

The previous prime is 502556045191. The next prime is 502556045293. The reversal of 502556045231 is 132540655205.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-502556045231 is a prime.

It is a super-2 number, since 2×502556045231² (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 (502556045731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251278022615 + 251278022616.

It is an arithmetic number, because the mean of its divisors is an integer number (251278022616).

Almost surely, 2^502556045231 is an apocalyptic number.

502556045231 is a deficient number, since it is larger than the sum of its proper divisors (1).

502556045231 is an equidigital number, since it uses as much as digits as its factorization.

502556045231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 502556045231 in words is "five hundred two billion, five hundred fifty-six million, forty-five thousand, two hundred thirty-one".