2216376450 has 36 divisors (see below), whose sum is σ = 5954665938. Its totient is φ = 591033600.

The previous prime is 2216376431. The next prime is 2216376451. The reversal of 2216376450 is 546736122.

2216376450 is a `hidden beast` number, since 2 + 2 + 1 + 6 + 3 + 7 + 645 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1446813369 + 769563081 = 38037^2 + 27741^2 .

It is a super-3 number, since 3×2216376450³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2216376451) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 2462191 + ... + 2463090.

Almost surely, 2^2216376450 is an apocalyptic number.

2216376450 is an abundant number, since it is smaller than the sum of its proper divisors (3738289488).

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

2216376450 is a wasteful number, since it uses less digits than its factorization.

2216376450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4925299 (or 4925291 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 2216376450 is about 47078.4074709415. The cubic root of 2216376450 is about 1303.8106043228.

The spelling of 2216376450 in words is "two billion, two hundred sixteen million, three hundred seventy-six thousand, four hundred fifty".