23171574144061 has 4 divisors (see below), whose sum is σ = 26481799021792. Its totient is φ = 19861349266332.

The previous prime is 23171574144041. The next prime is 23171574144073. The reversal of 23171574144061 is 16044147517132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23171574144061 - 2²³ = 23171565755453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23171574144041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1655112438855 + ... + 1655112438868.

It is an arithmetic number, because the mean of its divisors is an integer number (6620449755448).

Almost surely, 2^{23171574144061} is an apocalyptic number.

It is an amenable number.

23171574144061 is a deficient number, since it is larger than the sum of its proper divisors (3310224877731).

23171574144061 is an equidigital number, since it uses as much as digits as its factorization.

23171574144061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3310224877730.

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 23171574144061 in words is "twenty-three trillion, one hundred seventy-one billion, five hundred seventy-four million, one hundred forty-four thousand, sixty-one".