50665565505060 has 288 divisors, whose sum is σ = 169290603780480. Its totient is φ = 12264538471680.

The previous prime is 50665565505007. The next prime is 50665565505077. The reversal of 50665565505060 is 6050556556605.

It is a junction number, because it is equal to n+sod(n) for n = 50665565504988 and 50665565505006.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 163478326 + ... + 163787954.

It is an arithmetic number, because the mean of its divisors is an integer number (587814596460).

Almost surely, 2^{50665565505060} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50665565505060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84645301890240).

50665565505060 is an abundant number, since it is smaller than the sum of its proper divisors (118625038275420).

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

50665565505060 is a wasteful number, since it uses less digits than its factorization.

50665565505060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310360 (or 310333 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 54.

The spelling of 50665565505060 in words is "fifty trillion, six hundred sixty-five billion, five hundred sixty-five million, five hundred five thousand, sixty".