115143424320 has 448 divisors, whose sum is σ = 395289414144. Its totient is φ = 28325806080.

The previous prime is 115143424289. The next prime is 115143424321. The reversal of 115143424320 is 23424341511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115143424321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71383834 + ... + 71385446.

Almost surely, 2^115143424320 is an apocalyptic number.

115143424320 is a gapful number since it is divisible by the number (10) 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 115143424320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197644707072).

115143424320 is an abundant number, since it is smaller than the sum of its proper divisors (280145989824).

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

115143424320 is a wasteful number, since it uses less digits than its factorization.

115143424320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770 (or 1760 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 115143424320 its reverse (23424341511), we get a palindrome (138567765831).

The spelling of 115143424320 in words is "one hundred fifteen billion, one hundred forty-three million, four hundred twenty-four thousand, three hundred twenty".