13476387686 has 4 divisors (see below), whose sum is σ = 20214581532. Its totient is φ = 6738193842.

The previous prime is 13476387649. The next prime is 13476387707. The reversal of 13476387686 is 68678367431.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×13476387686² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3369096920 + ... + 3369096923.

It is an arithmetic number, because the mean of its divisors is an integer number (5053645383).

Almost surely, 2^13476387686 is an apocalyptic number.

13476387686 is a deficient number, since it is larger than the sum of its proper divisors (6738193846).

13476387686 is an equidigital number, since it uses as much as digits as its factorization.

13476387686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6738193845.

The product of its digits is 24385536, while the sum is 59.

The spelling of 13476387686 in words is "thirteen billion, four hundred seventy-six million, three hundred eighty-seven thousand, six hundred eighty-six".