650205066 has 16 divisors (see below), whose sum is σ = 1486183104. Its totient is φ = 185772864.

The previous prime is 650205047. The next prime is 650205119. The reversal of 650205066 is 660502056.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7740495 + ... + 7740578.

It is an arithmetic number, because the mean of its divisors is an integer number (92886444).

Almost surely, 2^650205066 is an apocalyptic number.

650205066 is an abundant number, since it is smaller than the sum of its proper divisors (835978038).

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

650205066 is a wasteful number, since it uses less digits than its factorization.

650205066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15481085.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 650205066 is about 25499.1189259551. The cubic root of 650205066 is about 866.3301912440.

The spelling of 650205066 in words is "six hundred fifty million, two hundred five thousand, sixty-six".