23173206735771 has 12 divisors (see below), whose sum is σ = 33685609793472. Its totient is φ = 15350404460976.

The previous prime is 23173206735739. The next prime is 23173206735781. The reversal of 23173206735771 is 17753760237132.

23173206735771 is a `hidden beast` number, since 2 + 3 + 1 + 7 + 3 + 2 + 0 + 67 + 3 + 577 + 1 = 666.

It is not a de Polignac number, because 23173206735771 - 2⁵ = 23173206735739 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (23173206735781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8200000971 + ... + 8200003796.

It is an arithmetic number, because the mean of its divisors is an integer number (2807134149456).

Almost surely, 2^{23173206735771} is an apocalyptic number.

23173206735771 is a deficient number, since it is larger than the sum of its proper divisors (10512403057701).

23173206735771 is a wasteful number, since it uses less digits than its factorization.

23173206735771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16400004930 (or 16400004927 counting only the distinct ones).

The product of its (nonzero) digits is 7779240, while the sum is 54.

The spelling of 23173206735771 in words is "twenty-three trillion, one hundred seventy-three billion, two hundred six million, seven hundred thirty-five thousand, seven hundred seventy-one".