2115710170055 has 32 divisors (see below), whose sum is σ = 2832761548800. Its totient is φ = 1507519683072.

The previous prime is 2115710170051. The next prime is 2115710170069. The reversal of 2115710170055 is 5500710175112.

It is not a de Polignac number, because 2115710170055 - 2² = 2115710170051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2115710169997 and 2115710170024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115710170051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 771434 + ... + 2196936.

It is an arithmetic number, because the mean of its divisors is an integer number (88523798400).

Almost surely, 2^{2115710170055} is an apocalyptic number.

2115710170055 is a deficient number, since it is larger than the sum of its proper divisors (717051378745).

2115710170055 is a wasteful number, since it uses less digits than its factorization.

2115710170055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426463.

The product of its (nonzero) digits is 12250, while the sum is 35.

The spelling of 2115710170055 in words is "two trillion, one hundred fifteen billion, seven hundred ten million, one hundred seventy thousand, fifty-five".