508324421513 has 4 divisors (see below), whose sum is σ = 517915448388. Its totient is φ = 498733394640.

The previous prime is 508324421477. The next prime is 508324421519. The reversal of 508324421513 is 315124423805.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 428117650249 + 80206771264 = 654307^2 + 283208^2 .

It is a cyclic number.

It is not a de Polignac number, because 508324421513 - 2³⁶ = 439604944777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (508324421519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4795513358 + ... + 4795513463.

It is an arithmetic number, because the mean of its divisors is an integer number (129478862097).

Almost surely, 2^508324421513 is an apocalyptic number.

508324421513 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

508324421513 is a deficient number, since it is larger than the sum of its proper divisors (9591026875).

508324421513 is an equidigital number, since it uses as much as digits as its factorization.

508324421513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9591026874.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 508324421513 in words is "five hundred eight billion, three hundred twenty-four million, four hundred twenty-one thousand, five hundred thirteen".