23174046322421 has 4 divisors (see below), whose sum is σ = 23174056375200. Its totient is φ = 23174036269644.

The previous prime is 23174046322411. The next prime is 23174046322423. The reversal of 23174046322421 is 12422364047132.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23174046322421 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 (23174046322423) 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, 344390 + ... + 6816648.

It is an arithmetic number, because the mean of its divisors is an integer number (5793514093800).

Almost surely, 2^{23174046322421} is an apocalyptic number.

It is an amenable number.

23174046322421 is a deficient number, since it is larger than the sum of its proper divisors (10052779).

23174046322421 is an equidigital number, since it uses as much as digits as its factorization.

23174046322421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10052778.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 23174046322421 in words is "twenty-three trillion, one hundred seventy-four billion, forty-six million, three hundred twenty-two thousand, four hundred twenty-one".