23404120326 has 12 divisors (see below), whose sum is σ = 50708927412. Its totient is φ = 7801373436.

The previous prime is 23404120321. The next prime is 23404120339. The reversal of 23404120326 is 62302140432.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23404120326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23404120321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 650114436 + ... + 650114471.

It is an arithmetic number, because the mean of its divisors is an integer number (4225743951).

Almost surely, 2^23404120326 is an apocalyptic number.

23404120326 is an abundant number, since it is smaller than the sum of its proper divisors (27304807086).

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

23404120326 is a wasteful number, since it uses less digits than its factorization.

23404120326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300228915 (or 1300228912 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 23404120326 its reverse (62302140432), we get a palindrome (85706260758).

The spelling of 23404120326 in words is "twenty-three billion, four hundred four million, one hundred twenty thousand, three hundred twenty-six".