2166950912 has 132 divisors (see below), whose sum is σ = 5306560920. Its totient is φ = 879427584.

The previous prime is 2166950897. The next prime is 2166950923. The reversal of 2166950912 is 2190596612.

It is a self number, because there is not a number n which added to its sum of digits gives 2166950912.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 952208 + ... + 954480.

Almost surely, 2^2166950912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2166950912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2653280460).

2166950912 is an abundant number, since it is smaller than the sum of its proper divisors (3139610008).

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

2166950912 is a wasteful number, since it uses less digits than its factorization.

2166950912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326 (or 2301 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 2166950912 is about 46550.5199970956. The cubic root of 2166950912 is about 1294.0459298555.

The spelling of 2166950912 in words is "two billion, one hundred sixty-six million, nine hundred fifty thousand, nine hundred twelve".