23117767725573 has 12 divisors (see below), whose sum is σ = 33392425610700. Its totient is φ = 15411801557376.

The previous prime is 23117767725571. The next prime is 23117767725589. The reversal of 23117767725573 is 37552776771132.

23117767725573 is a `hidden beast` number, since 2 + 3 + 1 + 1 + 7 + 7 + 6 + 7 + 72 + 557 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7140663528804 + 15977104196769 = 2672202^2 + 3997137^2 .

It is not a de Polignac number, because 23117767725573 - 2¹ = 23117767725571 is a prime.

It is a super-2 number, since 2×23117767725573² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23117767725573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23117767725571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92548 + ... + 6800301.

It is an arithmetic number, because the mean of its divisors is an integer number (2782702134225).

Almost surely, 2^{23117767725573} is an apocalyptic number.

It is an amenable number.

23117767725573 is a deficient number, since it is larger than the sum of its proper divisors (10274657885127).

23117767725573 is a wasteful number, since it uses less digits than its factorization.

23117767725573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7265508 (or 7265505 counting only the distinct ones).

The product of its digits is 90757800, while the sum is 63.

The spelling of 23117767725573 in words is "twenty-three trillion, one hundred seventeen billion, seven hundred sixty-seven million, seven hundred twenty-five thousand, five hundred seventy-three".