23442445321 has 8 divisors (see below), whose sum is σ = 23993166560. Its totient is φ = 22891976352.

The previous prime is 23442445291. The next prime is 23442445331. The reversal of 23442445321 is 12354424432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23442445321 - 2⁷ = 23442445193 is a prime.

It is a super-4 number, since 4×23442445321⁴ (a number of 43 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23442445331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131965 + ... + 253573.

It is an arithmetic number, because the mean of its divisors is an integer number (2999145820).

Almost surely, 2^23442445321 is an apocalyptic number.

It is an amenable number.

23442445321 is a deficient number, since it is larger than the sum of its proper divisors (550721239).

23442445321 is a wasteful number, since it uses less digits than its factorization.

23442445321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126135.

The product of its digits is 92160, while the sum is 34.

Adding to 23442445321 its reverse (12354424432), we get a palindrome (35796869753).

The spelling of 23442445321 in words is "twenty-three billion, four hundred forty-two million, four hundred forty-five thousand, three hundred twenty-one".