544400004560 has 120 divisors (see below), whose sum is σ = 1345272870240. Its totient is φ = 204842616832.

The previous prime is 544400004559. The next prime is 544400004583. The reversal of 544400004560 is 65400004445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54072647 + ... + 54082713.

It is an arithmetic number, because the mean of its divisors is an integer number (11210607252).

Almost surely, 2^544400004560 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 544400004560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672636435120).

544400004560 is an abundant number, since it is smaller than the sum of its proper divisors (800872865680).

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

544400004560 is a wasteful number, since it uses less digits than its factorization.

544400004560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12453 (or 12430 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The spelling of 544400004560 in words is "five hundred forty-four billion, four hundred million, four thousand, five hundred sixty".