553440000 has 180 divisors, whose sum is σ = 1842204056. Its totient is φ = 147456000.

The previous prime is 553439941. The next prime is 553440029. The reversal of 553440000 is 44355.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 479424 + ... + 480576.

Almost surely, 2^553440000 is an apocalyptic number.

553440000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (921102028).

553440000 is an abundant number, since it is smaller than the sum of its proper divisors (1288764056).

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

553440000 is an equidigital number, since it uses as much as digits as its factorization.

553440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 553440000 is about 23525.3055240522. The cubic root of 553440000 is about 821.0258823771.

Adding to 553440000 its reverse (44355), we get a palindrome (553484355).

The spelling of 553440000 in words is "five hundred fifty-three million, four hundred forty thousand".