2620560444 has 12 divisors (see below), whose sum is σ = 6114641064. Its totient is φ = 873520144.

The previous prime is 2620560403. The next prime is 2620560517. The reversal of 2620560444 is 4440650262.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109190007 + ... + 109190030.

It is an arithmetic number, because the mean of its divisors is an integer number (509553422).

Almost surely, 2^2620560444 is an apocalyptic number.

It is an amenable number.

2620560444 is an abundant number, since it is smaller than the sum of its proper divisors (3494080620).

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

2620560444 is a wasteful number, since it uses less digits than its factorization.

2620560444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218380044 (or 218380042 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 2620560444 is about 51191.4098653280. The cubic root of 2620560444 is about 1378.6839732732.

The spelling of 2620560444 in words is "two billion, six hundred twenty million, five hundred sixty thousand, four hundred forty-four".