55230424000 has 112 divisors (see below), whose sum is σ = 137490683616. Its totient is φ = 21977088000.

The previous prime is 55230423971. The next prime is 55230424001. The reversal of 55230424000 is 42403255.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55230424001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1526115 + ... + 1561885.

Almost surely, 2^55230424000 is an apocalyptic number.

55230424000 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 55230424000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68745341808).

55230424000 is an abundant number, since it is smaller than the sum of its proper divisors (82260259616).

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

55230424000 is a wasteful number, since it uses less digits than its factorization.

55230424000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35991 (or 35971 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 55230424000 its reverse (42403255), we get a palindrome (55272827255).

The spelling of 55230424000 in words is "fifty-five billion, two hundred thirty million, four hundred twenty-four thousand".