13268104670856 has 192 divisors, whose sum is σ = 38826632033280. Its totient is φ = 3767239324800.

The previous prime is 13268104670837. The next prime is 13268104670867. The reversal of 13268104670856 is 65807640186231.

It is a junction number, because it is equal to n+sod(n) for n = 13268104670796 and 13268104670805.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1245709131 + ... + 1245719781.

It is an arithmetic number, because the mean of its divisors is an integer number (202222041840).

Almost surely, 2^{13268104670856} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13268104670856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19413316016640).

13268104670856 is an abundant number, since it is smaller than the sum of its proper divisors (25558527362424).

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

13268104670856 is a wasteful number, since it uses less digits than its factorization.

13268104670856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17184 (or 17173 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 57.

The spelling of 13268104670856 in words is "thirteen trillion, two hundred sixty-eight billion, one hundred four million, six hundred seventy thousand, eight hundred fifty-six".