23011344160065 has 48 divisors (see below), whose sum is σ = 40544547460560. Its totient is φ = 12070231511040.

The previous prime is 23011344159989. The next prime is 23011344160087. The reversal of 23011344160065 is 56006144311032.

23011344160065 is a `hidden beast` number, since 2 + 3 + 0 + 1 + 1 + 3 + 4 + 41 + 600 + 6 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 995269607424 + 22016074552641 = 997632^2 + 4692129^2 .

It is not a de Polignac number, because 23011344160065 - 2¹⁸ = 23011343897921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25449241 + ... + 26337929.

It is an arithmetic number, because the mean of its divisors is an integer number (844678072095).

Almost surely, 2^{23011344160065} is an apocalyptic number.

It is an amenable number.

23011344160065 is a deficient number, since it is larger than the sum of its proper divisors (17533203300495).

23011344160065 is a wasteful number, since it uses less digits than its factorization.

23011344160065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898194 (or 898191 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 23011344160065 its reverse (56006144311032), we get a palindrome (79017488471097).

The spelling of 23011344160065 in words is "twenty-three trillion, eleven billion, three hundred forty-four million, one hundred sixty thousand, sixty-five".