500005555523 has 2 divisors, whose sum is σ = 500005555524. Its totient is φ = 500005555522.

The previous prime is 500005555499. The next prime is 500005555579. The reversal of 500005555523 is 325555500005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 500005555523 - 2¹⁴ = 500005539139 is a prime.

It is not a weakly prime, because it can be changed into another prime (500005555583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250002777761 + 250002777762.

It is an arithmetic number, because the mean of its divisors is an integer number (250002777762).

Almost surely, 2^500005555523 is an apocalyptic number.

500005555523 is a deficient number, since it is larger than the sum of its proper divisors (1).

500005555523 is an equidigital number, since it uses as much as digits as its factorization.

500005555523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93750, while the sum is 35.

The spelling of 500005555523 in words is "five hundred billion, five million, five hundred fifty-five thousand, five hundred twenty-three".