2146450896 has 120 divisors (see below), whose sum is σ = 6402090240. Its totient is φ = 669765888.

The previous prime is 2146450879. The next prime is 2146450897. The reversal of 2146450896 is 6980546412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146450897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148770 + ... + 162558.

It is an arithmetic number, because the mean of its divisors is an integer number (53350752).

Almost surely, 2^2146450896 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 2146450896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3201045120).

2146450896 is an abundant number, since it is smaller than the sum of its proper divisors (4255639344).

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

2146450896 is a wasteful number, since it uses less digits than its factorization.

2146450896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13873 (or 13864 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 2146450896 is about 46329.8056978442. The cubic root of 2146450896 is about 1289.9523039874.

The spelling of 2146450896 in words is "two billion, one hundred forty-six million, four hundred fifty thousand, eight hundred ninety-six".