553520044 has 48 divisors (see below), whose sum is σ = 1209793536. Its totient is φ = 215280000.

The previous prime is 553520041. The next prime is 553520053. The reversal of 553520044 is 440025355.

553520044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 553519994 and 553520021.

It is not an unprimeable number, because it can be changed into a prime (553520041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230112 + ... + 232504.

It is an arithmetic number, because the mean of its divisors is an integer number (25204032).

Almost surely, 2^553520044 is an apocalyptic number.

It is an amenable number.

553520044 is an abundant number, since it is smaller than the sum of its proper divisors (656273492).

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

553520044 is a wasteful number, since it uses less digits than its factorization.

553520044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3166 (or 3164 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 553520044 is about 23527.0066944352. The cubic root of 553520044 is about 821.0654621134.

Adding to 553520044 its reverse (440025355), we get a palindrome (993545399).

The spelling of 553520044 in words is "five hundred fifty-three million, five hundred twenty thousand, forty-four".