13067697812 has 12 divisors (see below), whose sum is σ = 24627584436. Its totient is φ = 6031245120.

The previous prime is 13067697803. The next prime is 13067697827. The reversal of 13067697812 is 21879676031.

13067697812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5312077456 + 7755620356 = 72884^2 + 88066^2 .

It is a super-2 number, since 2×13067697812² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 125650889 + ... + 125650992.

It is an arithmetic number, because the mean of its divisors is an integer number (2052298703).

Almost surely, 2^13067697812 is an apocalyptic number.

It is an amenable number.

13067697812 is a deficient number, since it is larger than the sum of its proper divisors (11559886624).

13067697812 is a wasteful number, since it uses less digits than its factorization.

13067697812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251301898 (or 251301896 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 50.

The spelling of 13067697812 in words is "thirteen billion, sixty-seven million, six hundred ninety-seven thousand, eight hundred twelve".