553235142400 has 108 divisors (see below), whose sum is σ = 1371483238552. Its totient is φ = 220948254720.

The previous prime is 553235142391. The next prime is 553235142403. The reversal of 553235142400 is 4241532355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553235142403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4047982 + ... + 4182418.

Almost surely, 2^553235142400 is an apocalyptic number.

553235142400 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 553235142400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685741619276).

553235142400 is an abundant number, since it is smaller than the sum of its proper divisors (818248096152).

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

553235142400 is a wasteful number, since it uses less digits than its factorization.

553235142400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135106 (or 135087 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 553235142400 its reverse (4241532355), we get a palindrome (557476674755).

The spelling of 553235142400 in words is "five hundred fifty-three billion, two hundred thirty-five million, one hundred forty-two thousand, four hundred".