2109448130560 has 104 divisors (see below), whose sum is σ = 5079958597440. Its totient is φ = 840795389952.

The previous prime is 2109448130539. The next prime is 2109448130579. The reversal of 2109448130560 is 650318449012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5613861 + ... + 5977819.

Almost surely, 2^{2109448130560} is an apocalyptic number.

2109448130560 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 2109448130560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2539979298720).

2109448130560 is an abundant number, since it is smaller than the sum of its proper divisors (2970510466880).

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

2109448130560 is an equidigital number, since it uses as much as digits as its factorization.

2109448130560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364271 (or 364249 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 2109448130560 in words is "two trillion, one hundred nine billion, four hundred forty-eight million, one hundred thirty thousand, five hundred sixty".