502500040423 has 2 divisors, whose sum is σ = 502500040424. Its totient is φ = 502500040422.

The previous prime is 502500040291. The next prime is 502500040447. The reversal of 502500040423 is 324040005205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 502500040423 - 2¹³ = 502500032231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502500041423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251250020211 + 251250020212.

It is an arithmetic number, because the mean of its divisors is an integer number (251250020212).

Almost surely, 2^502500040423 is an apocalyptic number.

502500040423 is a deficient number, since it is larger than the sum of its proper divisors (1).

502500040423 is an equidigital number, since it uses as much as digits as its factorization.

502500040423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 502500040423 its reverse (324040005205), we get a palindrome (826540045628).

The spelling of 502500040423 in words is "five hundred two billion, five hundred million, forty thousand, four hundred twenty-three".