2149953216 has 56 divisors (see below), whose sum is σ = 5820729024. Its totient is φ = 699982080.

The previous prime is 2149953209. The next prime is 2149953217. The reversal of 2149953216 is 6123599412.

It is not an unprimeable number, because it can be changed into a prime (2149953217) 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 7 ways as a sum of consecutive naturals, for example, 121950 + ... + 138461.

Almost surely, 2^2149953216 is an apocalyptic number.

It is an amenable number.

2149953216 is an abundant number, since it is smaller than the sum of its proper divisors (3670775808).

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

2149953216 is a wasteful number, since it uses less digits than its factorization.

2149953216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260469 (or 260459 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 2149953216 is about 46367.5879898879. The cubic root of 2149953216 is about 1290.6535189980.

The spelling of 2149953216 in words is "two billion, one hundred forty-nine million, nine hundred fifty-three thousand, two hundred sixteen".