507550505 has 16 divisors (see below), whose sum is σ = 759348864. Its totient is φ = 316394880.

The previous prime is 507550447. The next prime is 507550559. The reversal of 507550505 is 505055705.

It is not a de Polignac number, because 507550505 - 2⁶ = 507550441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658772 + ... + 659541.

It is an arithmetic number, because the mean of its divisors is an integer number (47459304).

Almost surely, 2^507550505 is an apocalyptic number.

507550505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

507550505 is a deficient number, since it is larger than the sum of its proper divisors (251798359).

507550505 is a wasteful number, since it uses less digits than its factorization.

507550505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318336.

The product of its (nonzero) digits is 21875, while the sum is 32.

The square root of 507550505 is about 22528.8815745478. The cubic root of 507550505 is about 797.6758088962.

The spelling of 507550505 in words is "five hundred seven million, five hundred fifty thousand, five hundred five".