13126112146446 has 128 divisors (see below), whose sum is σ = 30196558909440. Its totient is φ = 3772916582400.

The previous prime is 13126112146421. The next prime is 13126112146493. The reversal of 13126112146446 is 64464121162131.

It is a junction number, because it is equal to n+sod(n) for n = 13126112146398 and 13126112146407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 366930541 + ... + 366966311.

It is an arithmetic number, because the mean of its divisors is an integer number (235910616480).

Almost surely, 2^{13126112146446} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13126112146446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15098279454720).

13126112146446 is an abundant number, since it is smaller than the sum of its proper divisors (17070446762994).

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

13126112146446 is a wasteful number, since it uses less digits than its factorization.

13126112146446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41082.

The product of its digits is 165888, while the sum is 42.

The spelling of 13126112146446 in words is "thirteen trillion, one hundred twenty-six billion, one hundred twelve million, one hundred forty-six thousand, four hundred forty-six".