115240235551 has 8 divisors (see below), whose sum is σ = 134188091424. Its totient is φ = 96913620960.

The previous prime is 115240235549. The next prime is 115240235563. The reversal of 115240235551 is 155532042511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115240235551 - 2¹ = 115240235549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115240235251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155309920 + ... + 155310661.

It is an arithmetic number, because the mean of its divisors is an integer number (16773511428).

Almost surely, 2^115240235551 is an apocalyptic number.

115240235551 is a deficient number, since it is larger than the sum of its proper divisors (18947855873).

115240235551 is an equidigital number, since it uses as much as digits as its factorization.

115240235551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310620641.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 115240235551 in words is "one hundred fifteen billion, two hundred forty million, two hundred thirty-five thousand, five hundred fifty-one".