13302111324440 has 128 divisors (see below), whose sum is σ = 31357996369920. Its totient is φ = 5068829145600.

The previous prime is 13302111324413. The next prime is 13302111324547. The reversal of 13302111324440 is 4442311120331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 794574470 + ... + 794591210.

It is an arithmetic number, because the mean of its divisors is an integer number (244984346640).

Almost surely, 2^{13302111324440} is an apocalyptic number.

13302111324440 is a gapful number since it is divisible by the number (10) 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 13302111324440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15678998184960).

13302111324440 is an abundant number, since it is smaller than the sum of its proper divisors (18055885045480).

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

13302111324440 is a wasteful number, since it uses less digits than its factorization.

13302111324440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20233 (or 20229 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 13302111324440 its reverse (4442311120331), we get a palindrome (17744422444771).

The spelling of 13302111324440 in words is "thirteen trillion, three hundred two billion, one hundred eleven million, three hundred twenty-four thousand, four hundred forty".