505213032533125 has 40 divisors (see below), whose sum is σ = 721651886075648. Its totient is φ = 346359800952000.

The previous prime is 505213032533087. The next prime is 505213032533129. The reversal of 505213032533125 is 521335230312505.

It is not a de Polignac number, because 505213032533125 - 2²¹ = 505213030435973 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 (505213032533129) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9060484 + ... + 33053266.

Almost surely, 2^{505213032533125} is an apocalyptic number.

It is an amenable number.

505213032533125 is a deficient number, since it is larger than the sum of its proper divisors (216438853542523).

505213032533125 is an equidigital number, since it uses as much as digits as its factorization.

505213032533125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23997623 (or 23997608 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 40.

The spelling of 505213032533125 in words is "five hundred five trillion, two hundred thirteen billion, thirty-two million, five hundred thirty-three thousand, one hundred twenty-five".