544544364 has 144 divisors (see below), whose sum is σ = 1593768960. Its totient is φ = 141672960.

The previous prime is 544544353. The next prime is 544544381. The reversal of 544544364 is 463445445.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1263229 + ... + 1263659.

It is an arithmetic number, because the mean of its divisors is an integer number (11067840).

Almost surely, 2^544544364 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 544544364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (796884480).

544544364 is an abundant number, since it is smaller than the sum of its proper divisors (1049224596).

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

544544364 is a wasteful number, since it uses less digits than its factorization.

544544364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560 (or 545 counting only the distinct ones).

The product of its digits is 460800, while the sum is 39.

The square root of 544544364 is about 23335.4743684374. The cubic root of 544544364 is about 816.6032220230.

The spelling of 544544364 in words is "five hundred forty-four million, five hundred forty-four thousand, three hundred sixty-four".