12451677206 has 4 divisors (see below), whose sum is σ = 18677515812. Its totient is φ = 6225838602.

The previous prime is 12451677197. The next prime is 12451677209. The reversal of 12451677206 is 60277615421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60277615421 = 234473 ⋅257077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12451677209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3112919300 + ... + 3112919303.

It is an arithmetic number, because the mean of its divisors is an integer number (4669378953).

Almost surely, 2^12451677206 is an apocalyptic number.

12451677206 is a deficient number, since it is larger than the sum of its proper divisors (6225838606).

12451677206 is an equidigital number, since it uses as much as digits as its factorization.

12451677206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6225838605.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 12451677206 in words is "twelve billion, four hundred fifty-one million, six hundred seventy-seven thousand, two hundred six".