506153123508 has 12 divisors (see below), whose sum is σ = 1181023954880. Its totient is φ = 168717707832.

The previous prime is 506153123447. The next prime is 506153123527. The reversal of 506153123508 is 805321351605.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 21089713468 + ... + 21089713491.

Almost surely, 2^506153123508 is an apocalyptic number.

It is an amenable number.

506153123508 is an abundant number, since it is smaller than the sum of its proper divisors (674870831372).

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

506153123508 is a wasteful number, since it uses less digits than its factorization.

506153123508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42179426966 (or 42179426964 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 506153123508 in words is "five hundred six billion, one hundred fifty-three million, one hundred twenty-three thousand, five hundred eight".