2009980544 has 96 divisors (see below), whose sum is σ = 4730711040. Its totient is φ = 843248640.

The previous prime is 2009980537. The next prime is 2009980571. The reversal of 2009980544 is 4450899002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233729 + ... + 242175.

It is an arithmetic number, because the mean of its divisors is an integer number (49278240).

Almost surely, 2^2009980544 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 2009980544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2365355520).

2009980544 is an abundant number, since it is smaller than the sum of its proper divisors (2720730496).

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

2009980544 is a wasteful number, since it uses less digits than its factorization.

2009980544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8498 (or 8473 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 2009980544 is about 44832.8065594828. The cubic root of 2009980544 is about 1262.0133562647.

The spelling of 2009980544 in words is "two billion, nine million, nine hundred eighty thousand, five hundred forty-four".