501335532013 has 4 divisors (see below), whose sum is σ = 509832744480. Its totient is φ = 492838319548.

The previous prime is 501335531881. The next prime is 501335532041. The reversal of 501335532013 is 310235533105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 501335532013 - 2²⁹ = 500798661101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501335532083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4248606145 + ... + 4248606262.

It is an arithmetic number, because the mean of its divisors is an integer number (127458186120).

Almost surely, 2^501335532013 is an apocalyptic number.

It is an amenable number.

501335532013 is a deficient number, since it is larger than the sum of its proper divisors (8497212467).

501335532013 is an equidigital number, since it uses as much as digits as its factorization.

501335532013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8497212466.

The product of its (nonzero) digits is 20250, while the sum is 31.

The spelling of 501335532013 in words is "five hundred one billion, three hundred thirty-five million, five hundred thirty-two thousand, thirteen".