505016716680 has 160 divisors (see below), whose sum is σ = 1939905570240. Its totient is φ = 115432387200.

The previous prime is 505016716661. The next prime is 505016716727. The reversal of 505016716680 is 86617610505.

505016716680 is a `hidden beast` number, since 5 + 0 + 501 + 6 + 7 + 1 + 66 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11110846 + ... + 11156205.

It is an arithmetic number, because the mean of its divisors is an integer number (12124409814).

Almost surely, 2^505016716680 is an apocalyptic number.

It is an amenable number.

505016716680 is an abundant number, since it is smaller than the sum of its proper divisors (1434888853560).

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

505016716680 is a wasteful number, since it uses less digits than its factorization.

505016716680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22267081 (or 22267068 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 505016716680 in words is "five hundred five billion, sixteen million, seven hundred sixteen thousand, six hundred eighty".