13946328826 has 4 divisors (see below), whose sum is σ = 20919493242. Its totient is φ = 6973164412.

The previous prime is 13946328821. The next prime is 13946328827. The reversal of 13946328826 is 62882364931.

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., 13700936601 + 245392225 = 117051^2 + 15665^2 .

It is not an unprimeable number, because it can be changed into a prime (13946328821) by changing a digit.

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 as a sum of consecutive naturals, namely, 3486582205 + ... + 3486582208.

Almost surely, 2^13946328826 is an apocalyptic number.

13946328826 is a deficient number, since it is larger than the sum of its proper divisors (6973164416).

13946328826 is an equidigital number, since it uses as much as digits as its factorization.

13946328826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6973164415.

The product of its digits is 2985984, while the sum is 52.

The spelling of 13946328826 in words is "thirteen billion, nine hundred forty-six million, three hundred twenty-eight thousand, eight hundred twenty-six".