505513052 has 24 divisors (see below), whose sum is σ = 965823600. Its totient is φ = 229599360.

The previous prime is 505513049. The next prime is 505513061. The reversal of 505513052 is 250315505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64448 + ... + 71864.

It is an arithmetic number, because the mean of its divisors is an integer number (40242650).

Almost surely, 2^505513052 is an apocalyptic number.

It is an amenable number.

505513052 is a deficient number, since it is larger than the sum of its proper divisors (460310548).

505513052 is a wasteful number, since it uses less digits than its factorization.

505513052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8981 (or 8979 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 505513052 is about 22483.6174135747. The cubic root of 505513052 is about 796.6070111276.

Adding to 505513052 its reverse (250315505), we get a palindrome (755828557).

The spelling of 505513052 in words is "five hundred five million, five hundred thirteen thousand, fifty-two".