13256224406112 has 48 divisors (see below), whose sum is σ = 34800999492672. Its totient is φ = 4418308398720.

The previous prime is 13256224406111. The next prime is 13256224406129. The reversal of 13256224406112 is 21160442265231.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13256224406111) 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, 5781358 + ... + 7741869.

It is an arithmetic number, because the mean of its divisors is an integer number (725020822764).

Almost surely, 2^{13256224406112} is an apocalyptic number.

13256224406112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13256224406112 is an abundant number, since it is smaller than the sum of its proper divisors (21544775086560).

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

13256224406112 is a wasteful number, since it uses less digits than its factorization.

13256224406112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13533451 (or 13533443 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 13256224406112 in words is "thirteen trillion, two hundred fifty-six billion, two hundred twenty-four million, four hundred six thousand, one hundred twelve".