23442445320 has 128 divisors (see below), whose sum is σ = 80448906240. Its totient is φ = 5353286400.

The previous prime is 23442445291. The next prime is 23442445331. The reversal of 23442445320 is 2354424432.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 930895 + ... + 955745.

It is an arithmetic number, because the mean of its divisors is an integer number (628507080).

Almost surely, 2^23442445320 is an apocalyptic number.

23442445320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23442445320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40224453120).

23442445320 is an abundant number, since it is smaller than the sum of its proper divisors (57006460920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23442445320 is a wasteful number, since it uses less digits than its factorization.

23442445320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25995 (or 25991 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 23442445320 its reverse (2354424432), we get a palindrome (25796869752).

The spelling of 23442445320 in words is "twenty-three billion, four hundred forty-two million, four hundred forty-five thousand, three hundred twenty".