115231240416505 has 16 divisors (see below), whose sum is σ = 143157171113280. Its totient is φ = 88936825851328.

The previous prime is 115231240416491. The next prime is 115231240416527. The reversal of 115231240416505 is 505614042132511.

It is a cyclic number.

It is not a de Polignac number, because 115231240416505 - 2¹³ = 115231240408313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309517087 + ... + 309889156.

It is an arithmetic number, because the mean of its divisors is an integer number (8947323194580).

Almost surely, 2^{115231240416505} is an apocalyptic number.

It is an amenable number.

115231240416505 is a deficient number, since it is larger than the sum of its proper divisors (27925930696775).

115231240416505 is a wasteful number, since it uses less digits than its factorization.

115231240416505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619407560.

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 115231240416505 in words is "one hundred fifteen trillion, two hundred thirty-one billion, two hundred forty million, four hundred sixteen thousand, five hundred five".