12671945276 has 12 divisors (see below), whose sum is σ = 22716780240. Its totient is φ = 6181436640.

The previous prime is 12671945269. The next prime is 12671945303. The reversal of 12671945276 is 67254917621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38633816 + ... + 38634143.

It is an arithmetic number, because the mean of its divisors is an integer number (1893065020).

Almost surely, 2^12671945276 is an apocalyptic number.

It is an amenable number.

12671945276 is a deficient number, since it is larger than the sum of its proper divisors (10044834964).

12671945276 is a wasteful number, since it uses less digits than its factorization.

12671945276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77268004 (or 77268002 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 50.

The spelling of 12671945276 in words is "twelve billion, six hundred seventy-one million, nine hundred forty-five thousand, two hundred seventy-six".