505504999996 has 6 divisors (see below), whose sum is σ = 884633750000. Its totient is φ = 252752499996.

The previous prime is 505504999991. The next prime is 505505000009. The reversal of 505504999996 is 699999405505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505504999991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63188124996 + ... + 63188125003.

Almost surely, 2^505504999996 is an apocalyptic number.

It is an amenable number.

505504999996 is a deficient number, since it is larger than the sum of its proper divisors (379128750004).

505504999996 is a wasteful number, since it uses less digits than its factorization.

505504999996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126376250003 (or 126376250001 counting only the distinct ones).

The product of its (nonzero) digits is 177147000, while the sum is 70.

The spelling of 505504999996 in words is "five hundred five billion, five hundred four million, nine hundred ninety-nine thousand, nine hundred ninety-six".