115234530544155 has 128 divisors (see below), whose sum is σ = 218267536951296. Its totient is φ = 51277497958400.

The previous prime is 115234530544153. The next prime is 115234530544171. The reversal of 115234530544155 is 551445035432511.

It is not a de Polignac number, because 115234530544155 - 2¹ = 115234530544153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115234530544153) 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 127 ways as a sum of consecutive naturals, for example, 239775379 + ... + 240255491.

It is an arithmetic number, because the mean of its divisors is an integer number (1705215132432).

Almost surely, 2^{115234530544155} is an apocalyptic number.

115234530544155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115234530544155 is a deficient number, since it is larger than the sum of its proper divisors (103033006407141).

115234530544155 is a wasteful number, since it uses less digits than its factorization.

115234530544155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482277.

The product of its (nonzero) digits is 3600000, while the sum is 48.

Adding to 115234530544155 its reverse (551445035432511), we get a palindrome (666679565976666).

The spelling of 115234530544155 in words is "one hundred fifteen trillion, two hundred thirty-four billion, five hundred thirty million, five hundred forty-four thousand, one hundred fifty-five".