2122446644240 has 160 divisors (see below), whose sum is σ = 5546532499200. Its totient is φ = 749438097408.

The previous prime is 2122446644209. The next prime is 2122446644267. The reversal of 2122446644240 is 424466442212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187838111 + ... + 187849409.

It is an arithmetic number, because the mean of its divisors is an integer number (34665828120).

Almost surely, 2^{2122446644240} is an apocalyptic number.

2122446644240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122446644240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2773266249600).

2122446644240 is an abundant number, since it is smaller than the sum of its proper divisors (3424085854960).

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

2122446644240 is a wasteful number, since it uses less digits than its factorization.

2122446644240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19201 (or 19195 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 41.

The spelling of 2122446644240 in words is "two trillion, one hundred twenty-two billion, four hundred forty-six million, six hundred forty-four thousand, two hundred forty".