505333133221513 has 4 divisors (see below), whose sum is σ = 505356542384400. Its totient is φ = 505309724058628.

The previous prime is 505333133221487. The next prime is 505333133221571. The reversal of 505333133221513 is 315122331333505.

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 505333133221513 - 2⁹ = 505333133221001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505333133221573) 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, 11704549063 + ... + 11704592236.

It is an arithmetic number, because the mean of its divisors is an integer number (126339135596100).

Almost surely, 2^{505333133221513} is an apocalyptic number.

It is an amenable number.

505333133221513 is a deficient number, since it is larger than the sum of its proper divisors (23409162887).

505333133221513 is a wasteful number, since it uses less digits than its factorization.

505333133221513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23409162886.

The product of its (nonzero) digits is 364500, while the sum is 40.

The spelling of 505333133221513 in words is "five hundred five trillion, three hundred thirty-three billion, one hundred thirty-three million, two hundred twenty-one thousand, five hundred thirteen".