115543425521432 has 32 divisors (see below), whose sum is σ = 239361060549600. Its totient is φ = 52009316857344.

The previous prime is 115543425521423. The next prime is 115543425521437. The reversal of 115543425521432 is 234125524345511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115543425521437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18469214507 + ... + 18469220762.

It is an arithmetic number, because the mean of its divisors is an integer number (7480033142175).

Almost surely, 2^{115543425521432} is an apocalyptic number.

It is an amenable number.

115543425521432 is an abundant number, since it is smaller than the sum of its proper divisors (123817635028168).

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

115543425521432 is a wasteful number, since it uses less digits than its factorization.

115543425521432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36938435315 (or 36938435311 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 47.

Adding to 115543425521432 its reverse (234125524345511), we get a palindrome (349668949866943).

The spelling of 115543425521432 in words is "one hundred fifteen trillion, five hundred forty-three billion, four hundred twenty-five million, five hundred twenty-one thousand, four hundred thirty-two".