553102440 has 128 divisors (see below), whose sum is σ = 1819238400. Its totient is φ = 133413120.

The previous prime is 553102427. The next prime is 553102447. The reversal of 553102440 is 44201355.

553102440 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 553102440.

It is not an unprimeable number, because it can be changed into a prime (553102447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293421 + ... + 295299.

It is an arithmetic number, because the mean of its divisors is an integer number (14212800).

Almost surely, 2^553102440 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 553102440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909619200).

553102440 is an abundant number, since it is smaller than the sum of its proper divisors (1266135960).

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

553102440 is a wasteful number, since it uses less digits than its factorization.

553102440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127 (or 2123 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 553102440 is about 23518.1300277042. The cubic root of 553102440 is about 820.8589254878.

Adding to 553102440 its reverse (44201355), we get a palindrome (597303795).

The spelling of 553102440 in words is "five hundred fifty-three million, one hundred two thousand, four hundred forty".