505031216066416 has 80 divisors (see below), whose sum is σ = 1069404772436224. Its totient is φ = 229653848236032.

The previous prime is 505031216066393. The next prime is 505031216066473. The reversal of 505031216066416 is 614660612130505.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51624711 + ... + 60623206.

Almost surely, 2^{505031216066416} is an apocalyptic number.

It is an amenable number.

505031216066416 is an abundant number, since it is smaller than the sum of its proper divisors (564373556369808).

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

505031216066416 is a wasteful number, since it uses less digits than its factorization.

505031216066416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112248258 (or 112248252 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 505031216066416 in words is "five hundred five trillion, thirty-one billion, two hundred sixteen million, sixty-six thousand, four hundred sixteen".