12355503432030 has 192 divisors, whose sum is σ = 36045406358208. Its totient is φ = 2909984071680.

The previous prime is 12355503432017. The next prime is 12355503432043. The reversal of 12355503432030 is 3023430555321.

12355503432030 is a `hidden beast` number, since 1 + 2 + 35 + 550 + 3 + 43 + 2 + 0 + 30 = 666.

It is an interprime number because it is at equal distance from previous prime (12355503432017) and next prime (12355503432043).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24401392 + ... + 24902588.

It is an arithmetic number, because the mean of its divisors is an integer number (187736491449).

Almost surely, 2^{12355503432030} is an apocalyptic number.

12355503432030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12355503432030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18022703179104).

12355503432030 is an abundant number, since it is smaller than the sum of its proper divisors (23689902926178).

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

12355503432030 is a wasteful number, since it uses less digits than its factorization.

12355503432030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501931 (or 501928 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 12355503432030 its reverse (3023430555321), we get a palindrome (15378933987351).

The spelling of 12355503432030 in words is "twelve trillion, three hundred fifty-five billion, five hundred three million, four hundred thirty-two thousand, thirty".