553441280 has 144 divisors (see below), whose sum is σ = 1546140960. Its totient is φ = 189579264.

The previous prime is 553441271. The next prime is 553441289. The reversal of 553441280 is 82144355.

It is an interprime number because it is at equal distance from previous prime (553441271) and next prime (553441289).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553441289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 501209 + ... + 502311.

It is an arithmetic number, because the mean of its divisors is an integer number (10737090).

Almost surely, 2^553441280 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553441280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773070480).

553441280 is an abundant number, since it is smaller than the sum of its proper divisors (992699680).

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

553441280 is a wasteful number, since it uses less digits than its factorization.

553441280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 553441280 is about 23525.3327287841. The cubic root of 553441280 is about 821.0265153348.

The spelling of 553441280 in words is "five hundred fifty-three million, four hundred forty-one thousand, two hundred eighty".