505114998648 has 32 divisors (see below), whose sum is σ = 1359924997200. Its totient is φ = 155419999488.

The previous prime is 505114998631. The next prime is 505114998671. The reversal of 505114998648 is 846899411505.

It is a junction number, because it is equal to n+sod(n) for n = 505114998591 and 505114998600.

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 7 ways as a sum of consecutive naturals, for example, 809478853 + ... + 809479476.

Almost surely, 2^505114998648 is an apocalyptic number.

It is an amenable number.

505114998648 is an abundant number, since it is smaller than the sum of its proper divisors (854809998552).

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

505114998648 is a wasteful number, since it uses less digits than its factorization.

505114998648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618958351 (or 1618958347 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 60.

The spelling of 505114998648 in words is "five hundred five billion, one hundred fourteen million, nine hundred ninety-eight thousand, six hundred forty-eight".