2315083748161 has 4 divisors (see below), whose sum is σ = 2358764573652. Its totient is φ = 2271402922672.

The previous prime is 2315083748137. The next prime is 2315083748171. The reversal of 2315083748161 is 1618473805132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1970654440000 + 344429308161 = 1403800^2 + 586881^2 .

It is a cyclic number.

It is not a de Polignac number, because 2315083748161 - 2¹¹ = 2315083746113 is a prime.

It is a super-2 number, since 2×2315083748161² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2315083748171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21840412666 + ... + 21840412771.

It is an arithmetic number, because the mean of its divisors is an integer number (589691143413).

Almost surely, 2^{2315083748161} is an apocalyptic number.

It is an amenable number.

2315083748161 is a deficient number, since it is larger than the sum of its proper divisors (43680825491).

2315083748161 is an equidigital number, since it uses as much as digits as its factorization.

2315083748161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43680825490.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 2315083748161 in words is "two trillion, three hundred fifteen billion, eighty-three million, seven hundred forty-eight thousand, one hundred sixty-one".