544604544 has 144 divisors (see below), whose sum is σ = 1723017660. Its totient is φ = 164989440.

The previous prime is 544604531. The next prime is 544604551. The reversal of 544604544 is 445406445.

544604544 is a `hidden beast` number, since 5 + 4 + 4 + 604 + 5 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 544604499 and 544604508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 137439 + ... + 141345.

Almost surely, 2^544604544 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 544604544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (861508830).

544604544 is an abundant number, since it is smaller than the sum of its proper divisors (1178413116).

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

544604544 is a wasteful number, since it uses less digits than its factorization.

544604544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3949 (or 3923 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

The square root of 544604544 is about 23336.7637859237. The cubic root of 544604544 is about 816.6333030565.

The spelling of 544604544 in words is "five hundred forty-four million, six hundred four thousand, five hundred forty-four".