13246670066 has 16 divisors (see below), whose sum is σ = 22710680640. Its totient is φ = 5676618480.

The previous prime is 13246670057. The next prime is 13246670069. The reversal of 13246670066 is 66007664231.

It is not an unprimeable number, because it can be changed into a prime (13246670069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139040 + ... + 214068.

It is an arithmetic number, because the mean of its divisors is an integer number (1419417540).

Almost surely, 2^13246670066 is an apocalyptic number.

13246670066 is a deficient number, since it is larger than the sum of its proper divisors (9464010574).

13246670066 is a wasteful number, since it uses less digits than its factorization.

13246670066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87649.

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 13246670066 in words is "thirteen billion, two hundred forty-six million, six hundred seventy thousand, sixty-six".