1650606216 has 32 divisors (see below), whose sum is σ = 4716018240. Its totient is φ = 471601728.

The previous prime is 1650606187. The next prime is 1650606227. The reversal of 1650606216 is 6126060561.

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, 4912351 + ... + 4912686.

It is an arithmetic number, because the mean of its divisors is an integer number (147375570).

Almost surely, 2^1650606216 is an apocalyptic number.

It is an amenable number.

1650606216 is an abundant number, since it is smaller than the sum of its proper divisors (3065412024).

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

1650606216 is a wasteful number, since it uses less digits than its factorization.

1650606216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9825053 (or 9825049 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1650606216 is about 40627.6533410435. The cubic root of 1650606216 is about 1181.8104488459.

Adding to 1650606216 its reverse (6126060561), we get a palindrome (7776666777).

The spelling of 1650606216 in words is "one billion, six hundred fifty million, six hundred six thousand, two hundred sixteen".