13396666846 has 4 divisors (see below), whose sum is σ = 20095000272. Its totient is φ = 6698333422.

The previous prime is 13396666837. The next prime is 13396666861. The reversal of 13396666846 is 64866669331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64866669331 = 71 ⋅913615061.

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, 3349166710 + ... + 3349166713.

It is an arithmetic number, because the mean of its divisors is an integer number (5023750068).

Almost surely, 2^13396666846 is an apocalyptic number.

13396666846 is a deficient number, since it is larger than the sum of its proper divisors (6698333426).

13396666846 is an equidigital number, since it uses as much as digits as its factorization.

13396666846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6698333425.

The product of its digits is 20155392, while the sum is 58.

The spelling of 13396666846 in words is "thirteen billion, three hundred ninety-six million, six hundred sixty-six thousand, eight hundred forty-six".