544220423524 has 24 divisors (see below), whose sum is σ = 955054358720. Its totient is φ = 271347927264.

The previous prime is 544220423501. The next prime is 544220423531. The reversal of 544220423524 is 425324022445.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 16483537 + ... + 16516519.

Almost surely, 2^544220423524 is an apocalyptic number.

It is an amenable number.

544220423524 is a deficient number, since it is larger than the sum of its proper divisors (410833935196).

544220423524 is a wasteful number, since it uses less digits than its factorization.

544220423524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44419 (or 44417 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 544220423524 its reverse (425324022445), we get a palindrome (969544445969).

The spelling of 544220423524 in words is "five hundred forty-four billion, two hundred twenty million, four hundred twenty-three thousand, five hundred twenty-four".