13486680874 has 8 divisors (see below), whose sum is σ = 20241646308. Its totient is φ = 6739465440.

The previous prime is 13486680797. The next prime is 13486680899. The reversal of 13486680874 is 47808668431.

It can be written as a sum of positive squares in 2 ways, for example, as 10364665249 + 3122015625 = 101807^2 + 55875^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1933147 + ... + 1940110.

Almost surely, 2^13486680874 is an apocalyptic number.

13486680874 is a deficient number, since it is larger than the sum of its proper divisors (6754965434).

13486680874 is a wasteful number, since it uses less digits than its factorization.

13486680874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3875000.

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 13486680874 in words is "thirteen billion, four hundred eighty-six million, six hundred eighty thousand, eight hundred seventy-four".