2655444445 has 8 divisors (see below), whose sum is σ = 3190274136. Its totient is φ = 2121861696.

The previous prime is 2655444443. The next prime is 2655444509. The reversal of 2655444445 is 5444445562.

It can be written as a sum of positive squares in 4 ways, for example, as 484 + 2655443961 = 22^2 + 51531^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2655444445 - 2¹ = 2655444443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655444443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307042 + ... + 315571.

It is an arithmetic number, because the mean of its divisors is an integer number (398784267).

Almost surely, 2^2655444445 is an apocalyptic number.

It is an amenable number.

2655444445 is a deficient number, since it is larger than the sum of its proper divisors (534829691).

2655444445 is an equidigital number, since it uses as much as digits as its factorization.

2655444445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623471.

The product of its digits is 1536000, while the sum is 43.

The square root of 2655444445 is about 51531.0046962021. The cubic root of 2655444445 is about 1384.7745500523.

The spelling of 2655444445 in words is "two billion, six hundred fifty-five million, four hundred forty-four thousand, four hundred forty-five".