13812641360856 has 96 divisors (see below), whose sum is σ = 40290744508560. Its totient is φ = 4249634823936.

The previous prime is 13812641360851. The next prime is 13812641360857. The reversal of 13812641360856 is 65806314621831.

It is a happy number.

13812641360856 is a `hidden beast` number, since 1 + 3 + 8 + 1 + 26 + 4 + 1 + 3 + 608 + 5 + 6 = 666.

It is a super-2 number, since 2×13812641360856² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13812641360851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9102211 + ... + 10510733.

Almost surely, 2^{13812641360856} is an apocalyptic number.

It is an amenable number.

13812641360856 is an abundant number, since it is smaller than the sum of its proper divisors (26478103147704).

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

13812641360856 is a wasteful number, since it uses less digits than its factorization.

13812641360856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419025 (or 1419018 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 13812641360856 in words is "thirteen trillion, eight hundred twelve billion, six hundred forty-one million, three hundred sixty thousand, eight hundred fifty-six".