115550113216 has 28 divisors (see below), whose sum is σ = 229363203960. Its totient is φ = 57757809920.

The previous prime is 115550113213. The next prime is 115550113229. The reversal of 115550113216 is 612311055511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115550113213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52051 + ... + 483538.

Almost surely, 2^115550113216 is an apocalyptic number.

115550113216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115550113216 is a deficient number, since it is larger than the sum of its proper divisors (113813090744).

115550113216 is an equidigital number, since it uses as much as digits as its factorization.

115550113216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538972 (or 538962 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

Adding to 115550113216 its reverse (612311055511), we get a palindrome (727861168727).

The spelling of 115550113216 in words is "one hundred fifteen billion, five hundred fifty million, one hundred thirteen thousand, two hundred sixteen".