115333240155 has 48 divisors (see below), whose sum is σ = 218180169504. Its totient is φ = 51859422720.

The previous prime is 115333240147. The next prime is 115333240171. The reversal of 115333240155 is 551042333511.

It is not a de Polignac number, because 115333240155 - 2³ = 115333240147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1241362 + ... + 1331031.

It is an arithmetic number, because the mean of its divisors is an integer number (4545420198).

Almost surely, 2^115333240155 is an apocalyptic number.

115333240155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115333240155 is a deficient number, since it is larger than the sum of its proper divisors (102846929349).

115333240155 is a wasteful number, since it uses less digits than its factorization.

115333240155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572476 (or 2572469 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

Adding to 115333240155 its reverse (551042333511), we get a palindrome (666375573666).

The spelling of 115333240155 in words is "one hundred fifteen billion, three hundred thirty-three million, two hundred forty thousand, one hundred fifty-five".