13026682418 has 4 divisors (see below), whose sum is σ = 19540023630. Its totient is φ = 6513341208.

The previous prime is 13026682387. The next prime is 13026682441. The reversal of 13026682418 is 81428662031.

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

It can be written as a sum of positive squares in only one way, i.e., 9716636329 + 3310046089 = 98573^2 + 57533^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3256670603 + ... + 3256670606.

Almost surely, 2^13026682418 is an apocalyptic number.

13026682418 is a deficient number, since it is larger than the sum of its proper divisors (6513341212).

13026682418 is an equidigital number, since it uses as much as digits as its factorization.

13026682418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513341211.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 13026682418 in words is "thirteen billion, twenty-six million, six hundred eighty-two thousand, four hundred eighteen".