115043516432 has 80 divisors (see below), whose sum is σ = 250732285440. Its totient is φ = 50768073216.

The previous prime is 115043516389. The next prime is 115043516443. The reversal of 115043516432 is 234615340511.

It is a junction number, because it is equal to n+sod(n) for n = 115043516392 and 115043516401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528713 + ... + 713879.

It is an arithmetic number, because the mean of its divisors is an integer number (3134153568).

Almost surely, 2^115043516432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115043516432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125366142720).

115043516432 is an abundant number, since it is smaller than the sum of its proper divisors (135688769008).

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

115043516432 is a wasteful number, since it uses less digits than its factorization.

115043516432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185320 (or 185314 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 115043516432 its reverse (234615340511), we get a palindrome (349658856943).

The spelling of 115043516432 in words is "one hundred fifteen billion, forty-three million, five hundred sixteen thousand, four hundred thirty-two".