553144444 has 6 divisors (see below), whose sum is σ = 968002784. Its totient is φ = 276572220.

The previous prime is 553144399. The next prime is 553144469. The reversal of 553144444 is 444441355.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 69143052 + ... + 69143059.

Almost surely, 2^553144444 is an apocalyptic number.

It is an amenable number.

553144444 is a deficient number, since it is larger than the sum of its proper divisors (414858340).

553144444 is a wasteful number, since it uses less digits than its factorization.

553144444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138286115 (or 138286113 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 553144444 is about 23519.0230239268. The cubic root of 553144444 is about 820.8797043303.

Adding to 553144444 its reverse (444441355), we get a palindrome (997585799).

The spelling of 553144444 in words is "five hundred fifty-three million, one hundred forty-four thousand, four hundred forty-four".