13496947178 has 24 divisors (see below), whose sum is σ = 23965023684. Its totient is φ = 5663053440.

The previous prime is 13496947117. The next prime is 13496947201. The reversal of 13496947178 is 87174969431.

13496947178 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 13459944289 + 37002889 = 116017^2 + 6083^2 .

It is a Curzon 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 11 ways as a sum of consecutive naturals, for example, 2141951 + ... + 2148242.

Almost surely, 2^13496947178 is an apocalyptic number.

13496947178 is a deficient number, since it is larger than the sum of its proper divisors (10468076506).

13496947178 is a wasteful number, since it uses less digits than its factorization.

13496947178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290230 (or 4290219 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 59.

The spelling of 13496947178 in words is "thirteen billion, four hundred ninety-six million, nine hundred forty-seven thousand, one hundred seventy-eight".