115656121024 has 56 divisors (see below), whose sum is σ = 233464100000. Its totient is φ = 56832122880.

The previous prime is 115656121013. The next prime is 115656121027. The reversal of 115656121024 is 420121656511.

115656121024 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (115656121027) 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, 4864237 + ... + 4887955.

Almost surely, 2^115656121024 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 115656121024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116732050000).

115656121024 is an abundant number, since it is smaller than the sum of its proper divisors (117807978976).

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

115656121024 is a wasteful number, since it uses less digits than its factorization.

115656121024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25041 (or 25031 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

Adding to 115656121024 its reverse (420121656511), we get a palindrome (535777777535).

The spelling of 115656121024 in words is "one hundred fifteen billion, six hundred fifty-six million, one hundred twenty-one thousand, twenty-four".