13311144200440 has 16 divisors (see below), whose sum is σ = 29950074451080. Its totient is φ = 5324457680160.

The previous prime is 13311144200411. The next prime is 13311144200447. The reversal of 13311144200440 is 4400244111331.

It is a junction number, because it is equal to n+sod(n) for n = 13311144200399 and 13311144200408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311144200447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166389302466 + ... + 166389302545.

Almost surely, 2^{13311144200440} is an apocalyptic number.

13311144200440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13311144200440 is an abundant number, since it is smaller than the sum of its proper divisors (16638930250640).

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

13311144200440 is a wasteful number, since it uses less digits than its factorization.

13311144200440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332778605022 (or 332778605018 counting only the distinct ones).

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

Adding to 13311144200440 its reverse (4400244111331), we get a palindrome (17711388311771).

The spelling of 13311144200440 in words is "thirteen trillion, three hundred eleven billion, one hundred forty-four million, two hundred thousand, four hundred forty".