12773103666 has 64 divisors (see below), whose sum is σ = 27649797120. Its totient is φ = 3920011200.

The previous prime is 12773103641. The next prime is 12773103667. The reversal of 12773103666 is 66630137721.

It is a happy number.

12773103666 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12773103667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6119275 + ... + 6121361.

It is an arithmetic number, because the mean of its divisors is an integer number (432028080).

Almost surely, 2^12773103666 is an apocalyptic number.

12773103666 is an abundant number, since it is smaller than the sum of its proper divisors (14876693454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12773103666 is a wasteful number, since it uses less digits than its factorization.

12773103666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3599.

The product of its (nonzero) digits is 190512, while the sum is 42.

The spelling of 12773103666 in words is "twelve billion, seven hundred seventy-three million, one hundred three thousand, six hundred sixty-six".