506500665630 has 32 divisors (see below), whose sum is σ = 1279580630400. Its totient is φ = 127958062752.

The previous prime is 506500665569. The next prime is 506500665653. The reversal of 506500665630 is 36566005605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444298260 + ... + 444299399.

It is an arithmetic number, because the mean of its divisors is an integer number (39986894700).

Almost surely, 2^506500665630 is an apocalyptic number.

506500665630 is an abundant number, since it is smaller than the sum of its proper divisors (773079964770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506500665630 is a wasteful number, since it uses less digits than its factorization.

506500665630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888597688.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 506500665630 in words is "five hundred six billion, five hundred million, six hundred sixty-five thousand, six hundred thirty".