13412447867 has 32 divisors (see below), whose sum is σ = 16992522624. Its totient is φ = 10301644800.

The previous prime is 13412447849. The next prime is 13412447911. The reversal of 13412447867 is 76874421431.

It is a cyclic number.

It is not a de Polignac number, because 13412447867 - 2¹⁸ = 13412185723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13412447827) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1547867 + ... + 1556507.

It is an arithmetic number, because the mean of its divisors is an integer number (531016332).

Almost surely, 2^13412447867 is an apocalyptic number.

13412447867 is a deficient number, since it is larger than the sum of its proper divisors (3580074757).

13412447867 is a wasteful number, since it uses less digits than its factorization.

13412447867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9159.

The product of its digits is 903168, while the sum is 47.

The spelling of 13412447867 in words is "thirteen billion, four hundred twelve million, four hundred forty-seven thousand, eight hundred sixty-seven".