505213125033 has 8 divisors (see below), whose sum is σ = 675769633888. Its totient is φ = 335732683104.

The previous prime is 505213124957. The next prime is 505213125077. The reversal of 505213125033 is 330521312505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505213125033 - 2¹³ = 505213116841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505213120033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269015635 + ... + 269017512.

It is an arithmetic number, because the mean of its divisors is an integer number (84471204236).

Almost surely, 2^505213125033 is an apocalyptic number.

It is an amenable number.

505213125033 is a deficient number, since it is larger than the sum of its proper divisors (170556508855).

505213125033 is a wasteful number, since it uses less digits than its factorization.

505213125033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538033463.

The product of its (nonzero) digits is 13500, while the sum is 30.

Adding to 505213125033 its reverse (330521312505), we get a palindrome (835734437538).

The spelling of 505213125033 in words is "five hundred five billion, two hundred thirteen million, one hundred twenty-five thousand, thirty-three".