505250030256 has 40 divisors (see below), whose sum is σ = 1314619400640. Its totient is φ = 167205043776.

The previous prime is 505250030213. The next prime is 505250030309. The reversal of 505250030256 is 652030052505.

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, 37856790 + ... + 37870133.

It is an arithmetic number, because the mean of its divisors is an integer number (32865485016).

Almost surely, 2^505250030256 is an apocalyptic number.

It is an amenable number.

505250030256 is an abundant number, since it is smaller than the sum of its proper divisors (809369370384).

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

505250030256 is a wasteful number, since it uses less digits than its factorization.

505250030256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75727073 (or 75727067 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 505250030256 in words is "five hundred five billion, two hundred fifty million, thirty thousand, two hundred fifty-six".