23402404116 has 432 divisors, whose sum is σ = 77386337280. Its totient is φ = 6094932480.

The previous prime is 23402404111. The next prime is 23402404117. The reversal of 23402404116 is 61140420432.

It is a happy number.

23402404116 is a `hidden beast` number, since 2 + 3 + 4 + 0 + 240 + 411 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 23402404116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23402404111) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 122525581 + ... + 122525771.

It is an arithmetic number, because the mean of its divisors is an integer number (179135040).

Almost surely, 2^23402404116 is an apocalyptic number.

23402404116 is a gapful number since it is divisible by the number (26) 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 23402404116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38693168640).

23402404116 is an abundant number, since it is smaller than the sum of its proper divisors (53983933164).

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

23402404116 is a wasteful number, since it uses less digits than its factorization.

23402404116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 23402404116 its reverse (61140420432), we get a palindrome (84542824548).

The spelling of 23402404116 in words is "twenty-three billion, four hundred two million, four hundred four thousand, one hundred sixteen".