505351450636 has 12 divisors (see below), whose sum is σ = 887557694128. Its totient is φ = 251763538032.

The previous prime is 505351450621. The next prime is 505351450651. The reversal of 505351450636 is 636054153505.

It is an interprime number because it is at equal distance from previous prime (505351450621) and next prime (505351450651).

It is a junction number, because it is equal to n+sod(n) for n = 505351450592 and 505351450601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228045576 + ... + 228047791.

Almost surely, 2^505351450636 is an apocalyptic number.

It is an amenable number.

505351450636 is a deficient number, since it is larger than the sum of its proper divisors (382206243492).

505351450636 is a wasteful number, since it uses less digits than its factorization.

505351450636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456093648 (or 456093646 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 505351450636 in words is "five hundred five billion, three hundred fifty-one million, four hundred fifty thousand, six hundred thirty-six".