13880967847 has 2 divisors, whose sum is σ = 13880967848. Its totient is φ = 13880967846.

The previous prime is 13880967833. The next prime is 13880967869. The reversal of 13880967847 is 74876908831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13880967847 - 2¹¹ = 13880965799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13880967647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6940483923 + 6940483924.

It is an arithmetic number, because the mean of its divisors is an integer number (6940483924).

Almost surely, 2^13880967847 is an apocalyptic number.

13880967847 is a deficient number, since it is larger than the sum of its proper divisors (1).

13880967847 is an equidigital number, since it uses as much as digits as its factorization.

13880967847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16257024, while the sum is 61.

The spelling of 13880967847 in words is "thirteen billion, eight hundred eighty million, nine hundred sixty-seven thousand, eight hundred forty-seven".