12671756746 has 8 divisors (see below), whose sum is σ = 20735601984. Its totient is φ = 5759889420.

The previous prime is 12671756711. The next prime is 12671756749. The reversal of 12671756746 is 64765717621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12671756693 and 12671756702.

It is not an unprimeable number, because it can be changed into a prime (12671756749) 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 in 3 ways as a sum of consecutive naturals, for example, 287994450 + ... + 287994493.

It is an arithmetic number, because the mean of its divisors is an integer number (2591950248).

Almost surely, 2^12671756746 is an apocalyptic number.

12671756746 is a deficient number, since it is larger than the sum of its proper divisors (8063845238).

12671756746 is a wasteful number, since it uses less digits than its factorization.

12671756746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575988956.

The product of its digits is 2963520, while the sum is 52.

The spelling of 12671756746 in words is "twelve billion, six hundred seventy-one million, seven hundred fifty-six thousand, seven hundred forty-six".