2150506216 has 8 divisors (see below), whose sum is σ = 4032199170. Its totient is φ = 1075253104.

The previous prime is 2150506159. The next prime is 2150506229. The reversal of 2150506216 is 6126050512.

It can be written as a sum of positive squares in only one way, i.e., 2137212900 + 13293316 = 46230^2 + 3646^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134406631 + ... + 134406646.

Almost surely, 2^2150506216 is an apocalyptic number.

It is an amenable number.

2150506216 is a deficient number, since it is larger than the sum of its proper divisors (1881692954).

2150506216 is a wasteful number, since it uses less digits than its factorization.

2150506216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268813283 (or 268813279 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2150506216 is about 46373.5508237185. The cubic root of 2150506216 is about 1290.7641679500.

Adding to 2150506216 its reverse (6126050512), we get a palindrome (8276556728).

The spelling of 2150506216 in words is "two billion, one hundred fifty million, five hundred six thousand, two hundred sixteen".