13120140401344 has 112 divisors (see below), whose sum is σ = 26399208462336. Its totient is φ = 6469005312000.

The previous prime is 13120140401339. The next prime is 13120140401353. The reversal of 13120140401344 is 44310404102131.

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, 1366534144 + ... + 1366543744.

Almost surely, 2^{13120140401344} 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 13120140401344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13199604231168).

13120140401344 is an abundant number, since it is smaller than the sum of its proper divisors (13279068060992).

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

13120140401344 is a wasteful number, since it uses less digits than its factorization.

13120140401344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10614 (or 10604 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 13120140401344 its reverse (44310404102131), we get a palindrome (57430544503475).

The spelling of 13120140401344 in words is "thirteen trillion, one hundred twenty billion, one hundred forty million, four hundred one thousand, three hundred forty-four".