13420762067244 has 192 divisors, whose sum is σ = 39323986329600. Its totient is φ = 3473529599232.

The previous prime is 13420762067233. The next prime is 13420762067261. The reversal of 13420762067244 is 44276026702431.

It is a junction number, because it is equal to n+sod(n) for n = 13420762067193 and 13420762067202.

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 63 ways as a sum of consecutive naturals, for example, 107381862 + ... + 107506770.

It is an arithmetic number, because the mean of its divisors is an integer number (204812428800).

Almost surely, 2^{13420762067244} is an apocalyptic number.

13420762067244 is a gapful number since it is divisible by the number (14) 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 13420762067244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19661993164800).

13420762067244 is an abundant number, since it is smaller than the sum of its proper divisors (25903224262356).

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

13420762067244 is a wasteful number, since it uses less digits than its factorization.

13420762067244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127892 (or 127890 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 48.

Adding to 13420762067244 its reverse (44276026702431), we get a palindrome (57696788769675).

The spelling of 13420762067244 in words is "thirteen trillion, four hundred twenty billion, seven hundred sixty-two million, sixty-seven thousand, two hundred forty-four".