23424340404 has 144 divisors (see below), whose sum is σ = 59155790400. Its totient is φ = 7204538880.

The previous prime is 23424340369. The next prime is 23424340417. The reversal of 23424340404 is 40404342432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29763699 + ... + 29764485.

It is an arithmetic number, because the mean of its divisors is an integer number (410804100).

Almost surely, 2^23424340404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23424340404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29577895200).

23424340404 is an abundant number, since it is smaller than the sum of its proper divisors (35731449996).

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

23424340404 is a wasteful number, since it uses less digits than its factorization.

23424340404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974 (or 941 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 23424340404 its reverse (40404342432), we get a palindrome (63828682836).

The spelling of 23424340404 in words is "twenty-three billion, four hundred twenty-four million, three hundred forty thousand, four hundred four".