13423510444432 has 80 divisors (see below), whose sum is σ = 28515911364864. Its totient is φ = 6070755600000.

The previous prime is 13423510444343. The next prime is 13423510444441. The reversal of 13423510444432 is 23444401532431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120673543 + ... + 120784729.

Almost surely, 2^{13423510444432} 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 13423510444432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14257955682432).

13423510444432 is an abundant number, since it is smaller than the sum of its proper divisors (15092400920432).

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

13423510444432 is a wasteful number, since it uses less digits than its factorization.

13423510444432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114668 (or 114662 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 13423510444432 its reverse (23444401532431), we get a palindrome (36867911976863).

The spelling of 13423510444432 in words is "thirteen trillion, four hundred twenty-three billion, five hundred ten million, four hundred forty-four thousand, four hundred thirty-two".