13970906667 has 6 divisors (see below), whose sum is σ = 20180198532. Its totient is φ = 9313937772.

The previous prime is 13970906657. The next prime is 13970906669. The reversal of 13970906667 is 76660907931.

13970906667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13970906667 - 2¹⁵ = 13970873899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13970906669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 776161473 + ... + 776161490.

It is an arithmetic number, because the mean of its divisors is an integer number (3363366422).

Almost surely, 2^13970906667 is an apocalyptic number.

13970906667 is a deficient number, since it is larger than the sum of its proper divisors (6209291865).

13970906667 is a wasteful number, since it uses less digits than its factorization.

13970906667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552322969 (or 1552322966 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 54.

The spelling of 13970906667 in words is "thirteen billion, nine hundred seventy million, nine hundred six thousand, six hundred sixty-seven".