115155330445225 has 24 divisors (see below), whose sum is σ = 167171835817728. Its totient is φ = 77037712348800.

The previous prime is 115155330445159. The next prime is 115155330445289. The reversal of 115155330445225 is 522544033551511.

It is not a de Polignac number, because 115155330445225 - 2⁴³ = 106359237423017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8024754529 + ... + 8024768878.

It is an arithmetic number, because the mean of its divisors is an integer number (6965493159072).

Almost surely, 2^{115155330445225} is an apocalyptic number.

It is an amenable number.

115155330445225 is a deficient number, since it is larger than the sum of its proper divisors (52016505372503).

115155330445225 is a wasteful number, since it uses less digits than its factorization.

115155330445225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16049523465 (or 16049523460 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 46.

Adding to 115155330445225 its reverse (522544033551511), we get a palindrome (637699363996736).

The spelling of 115155330445225 in words is "one hundred fifteen trillion, one hundred fifty-five billion, three hundred thirty million, four hundred forty-five thousand, two hundred twenty-five".