115554320441 has 32 divisors (see below), whose sum is σ = 142670626560. Its totient is φ = 91390381056.

The previous prime is 115554320437. The next prime is 115554320459. The reversal of 115554320441 is 144023455511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115554320441 - 2² = 115554320437 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115554320471) 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 31 ways as a sum of consecutive naturals, for example, 905885 + ... + 1025541.

It is an arithmetic number, because the mean of its divisors is an integer number (4458457080).

Almost surely, 2^115554320441 is an apocalyptic number.

It is an amenable number.

115554320441 is a deficient number, since it is larger than the sum of its proper divisors (27116306119).

115554320441 is a wasteful number, since it uses less digits than its factorization.

115554320441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119873.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 115554320441 its reverse (144023455511), we get a palindrome (259577775952).

The spelling of 115554320441 in words is "one hundred fifteen billion, five hundred fifty-four million, three hundred twenty thousand, four hundred forty-one".