13423302440044 has 72 divisors (see below), whose sum is σ = 27424384148448. Its totient is φ = 5732140619520.

The previous prime is 13423302440003. The next prime is 13423302440059. The reversal of 13423302440044 is 44004420332431.

13423302440044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13423302439991 and 13423302440009.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 359652904 + ... + 359690224.

It is an arithmetic number, because the mean of its divisors is an integer number (380894224284).

Almost surely, 2^{13423302440044} is an apocalyptic number.

13423302440044 is a gapful number since it is divisible by the number (14) 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 13423302440044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13712192074224).

13423302440044 is an abundant number, since it is smaller than the sum of its proper divisors (14001081708404).

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

13423302440044 is a wasteful number, since it uses less digits than its factorization.

13423302440044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43895 (or 43886 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 13423302440044 its reverse (44004420332431), we get a palindrome (57427722772475).

The spelling of 13423302440044 in words is "thirteen trillion, four hundred twenty-three billion, three hundred two million, four hundred forty thousand, forty-four".