553443404 has 6 divisors (see below), whose sum is σ = 968525964. Its totient is φ = 276721700.

The previous prime is 553443391. The next prime is 553443409. The reversal of 553443404 is 404344355.

It is a super-2 number, since 2×553443404² = 612599202862214432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (553443409) by changing a digit.

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 as a sum of consecutive naturals, namely, 69180422 + ... + 69180429.

It is an arithmetic number, because the mean of its divisors is an integer number (161420994).

Almost surely, 2^553443404 is an apocalyptic number.

It is an amenable number.

553443404 is a deficient number, since it is larger than the sum of its proper divisors (415082560).

553443404 is a wasteful number, since it uses less digits than its factorization.

553443404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138360855 (or 138360853 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The square root of 553443404 is about 23525.3778715667. The cubic root of 553443404 is about 821.0275656468.

Adding to 553443404 its reverse (404344355), we get a palindrome (957787759).

The spelling of 553443404 in words is "five hundred fifty-three million, four hundred forty-three thousand, four hundred four".