1016650566 has 24 divisors (see below), whose sum is σ = 2229285240. Its totient is φ = 334800096.

The previous prime is 1016650513. The next prime is 1016650571. The reversal of 1016650566 is 6650566101.

It is a self number, because there is not a number n which added to its sum of digits gives 1016650566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338751 + ... + 341738.

It is an arithmetic number, because the mean of its divisors is an integer number (92886885).

Almost surely, 2^1016650566 is an apocalyptic number.

1016650566 is an abundant number, since it is smaller than the sum of its proper divisors (1212634674).

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

1016650566 is a wasteful number, since it uses less digits than its factorization.

1016650566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680580 (or 680577 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 1016650566 is about 31884.9583032501. The cubic root of 1016650566 is about 1005.5196658997.

The spelling of 1016650566 in words is "one billion, sixteen million, six hundred fifty thousand, five hundred sixty-six".