555232404120000 has 560 divisors, whose sum is σ = 1859583902668800. Its totient is φ = 146139102720000.

The previous prime is 555232404119983. The next prime is 555232404120007. The reversal of 555232404120000 is 21404232555.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555232404120007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 35161312105 + ... + 35161327895.

It is an arithmetic number, because the mean of its divisors is an integer number (3320685540480).

Almost surely, 2^{555232404120000} is an apocalyptic number.

555232404120000 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 555232404120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (929791951334400).

555232404120000 is an abundant number, since it is smaller than the sum of its proper divisors (1304351498548800).

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

555232404120000 is a wasteful number, since it uses less digits than its factorization.

555232404120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19614 (or 19589 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 555232404120000 its reverse (21404232555), we get a palindrome (555253808352555).

The spelling of 555232404120000 in words is "five hundred fifty-five trillion, two hundred thirty-two billion, four hundred four million, one hundred twenty thousand".