505555004836 has 24 divisors (see below), whose sum is σ = 1012005653120. Its totient is φ = 216474507072.

The previous prime is 505555004819. The next prime is 505555004837. The reversal of 505555004836 is 638400555505.

It is not an unprimeable number, because it can be changed into a prime (505555004837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7964640 + ... + 8027863.

Almost surely, 2^505555004836 is an apocalyptic number.

It is an amenable number.

505555004836 is an abundant number, since it is smaller than the sum of its proper divisors (506450648284).

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

505555004836 is a wasteful number, since it uses less digits than its factorization.

505555004836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15993643 (or 15993641 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 505555004836 in words is "five hundred five billion, five hundred fifty-five million, four thousand, eight hundred thirty-six".