13342420110440 has 32 divisors (see below), whose sum is σ = 30132045441000. Its totient is φ = 5317128009984.

The previous prime is 13342420110403. The next prime is 13342420110449. The reversal of 13342420110440 is 4401102424331.

It can be written as a sum of positive squares in 4 ways, for example, as 11571875848516 + 1770544261924 = 3401746^2 + 1330618^2 .

It is not an unprimeable number, because it can be changed into a prime (13342420110449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619990175 + ... + 620011694.

Almost surely, 2^{13342420110440} is an apocalyptic number.

13342420110440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13342420110440 is an abundant number, since it is smaller than the sum of its proper divisors (16789625330560).

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

13342420110440 is a wasteful number, since it uses less digits than its factorization.

13342420110440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240002149 (or 1240002145 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 13342420110440 its reverse (4401102424331), we get a palindrome (17743522534771).

The spelling of 13342420110440 in words is "thirteen trillion, three hundred forty-two billion, four hundred twenty million, one hundred ten thousand, four hundred forty".