544944660 has 144 divisors (see below), whose sum is σ = 1700270208. Its totient is φ = 129634560.

The previous prime is 544944641. The next prime is 544944671. The reversal of 544944660 is 66449445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 749217 + ... + 749943.

It is an arithmetic number, because the mean of its divisors is an integer number (11807432).

Almost surely, 2^544944660 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 544944660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (850135104).

544944660 is an abundant number, since it is smaller than the sum of its proper divisors (1155325548).

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

544944660 is a wasteful number, since it uses less digits than its factorization.

544944660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814 (or 781 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 544944660 is about 23344.0497771916. The cubic root of 544944660 is about 816.8032687411.

The spelling of 544944660 in words is "five hundred forty-four million, nine hundred forty-four thousand, six hundred sixty".