13110423333440 has 28 divisors (see below), whose sum is σ = 31219195563516. Its totient is φ = 5244169333248.

The previous prime is 13110423333431. The next prime is 13110423333443. The reversal of 13110423333440 is 4433332401131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8313026765824 + 4797396567616 = 2883232^2 + 2190296^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 13110423333397 and 13110423333406.

It is not an unprimeable number, because it can be changed into a prime (13110423333443) 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, 20485036139 + ... + 20485036778.

Almost surely, 2^{13110423333440} is an apocalyptic number.

13110423333440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13110423333440 is an abundant number, since it is smaller than the sum of its proper divisors (18108772230076).

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

13110423333440 is an equidigital number, since it uses as much as digits as its factorization.

13110423333440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40970072934 (or 40970072924 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 13110423333440 its reverse (4433332401131), we get a palindrome (17543755734571).

The spelling of 13110423333440 in words is "thirteen trillion, one hundred ten billion, four hundred twenty-three million, three hundred thirty-three thousand, four hundred forty".