115616650001565 has 8 divisors (see below), whose sum is σ = 184986640002528. Its totient is φ = 61662213334160.

The previous prime is 115616650001549. The next prime is 115616650001627. The reversal of 115616650001565 is 565100056616511.

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

It is not a de Polignac number, because 115616650001565 - 2⁴ = 115616650001549 is a prime.

It is a super-2 number, since 2×115616650001565² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3853888333371 + ... + 3853888333400.

It is an arithmetic number, because the mean of its divisors is an integer number (23123330000316).

Almost surely, 2^{115616650001565} is an apocalyptic number.

115616650001565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115616650001565 is a deficient number, since it is larger than the sum of its proper divisors (69369990000963).

115616650001565 is an equidigital number, since it uses as much as digits as its factorization.

115616650001565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7707776666779.

The product of its (nonzero) digits is 810000, while the sum is 48.

The spelling of 115616650001565 in words is "one hundred fifteen trillion, six hundred sixteen billion, six hundred fifty million, one thousand, five hundred sixty-five".