505515152 has 40 divisors (see below), whose sum is σ = 994998816. Its totient is φ = 248765696.

The previous prime is 505515133. The next prime is 505515161. The reversal of 505515152 is 251515505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460268 + ... + 461364.

Almost surely, 2^505515152 is an apocalyptic number.

It is an amenable number.

505515152 is a deficient number, since it is larger than the sum of its proper divisors (489483664).

505515152 is a wasteful number, since it uses less digits than its factorization.

505515152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535 (or 1529 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 29.

The square root of 505515152 is about 22483.6641141963. The cubic root of 505515152 is about 796.6081142131.

The spelling of 505515152 in words is "five hundred five million, five hundred fifteen thousand, one hundred fifty-two".