553395128 has 64 divisors (see below), whose sum is σ = 1224961920. Its totient is φ = 231062400.

The previous prime is 553395097. The next prime is 553395133. The reversal of 553395128 is 821593355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258623 + ... + 260753.

It is an arithmetic number, because the mean of its divisors is an integer number (19140030).

Almost surely, 2^553395128 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 553395128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612480960).

553395128 is an abundant number, since it is smaller than the sum of its proper divisors (671566792).

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

553395128 is a wasteful number, since it uses less digits than its factorization.

553395128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388 (or 2384 counting only the distinct ones).

The product of its digits is 162000, while the sum is 41.

The square root of 553395128 is about 23524.3518082858. The cubic root of 553395128 is about 821.0036926371.

The spelling of 553395128 in words is "five hundred fifty-three million, three hundred ninety-five thousand, one hundred twenty-eight".