2215316650 has 24 divisors (see below), whose sum is σ = 4121839980. Its totient is φ = 885836160.

The previous prime is 2215316627. The next prime is 2215316669. The reversal of 2215316650 is 566135122.

It can be written as a sum of positive squares in 6 ways, for example, as 2038612801 + 176703849 = 45151^2 + 13293^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212766 + ... + 222934.

Almost surely, 2^2215316650 is an apocalyptic number.

2215316650 is a deficient number, since it is larger than the sum of its proper divisors (1906523330).

2215316650 is a wasteful number, since it uses less digits than its factorization.

2215316650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14538 (or 14533 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2215316650 is about 47067.1504342466. The cubic root of 2215316650 is about 1303.6027577455.

The spelling of 2215316650 in words is "two billion, two hundred fifteen million, three hundred sixteen thousand, six hundred fifty".