12376210982066 has 4 divisors (see below), whose sum is σ = 18564316473102. Its totient is φ = 6188105491032.

The previous prime is 12376210982063. The next prime is 12376210982183. The reversal of 12376210982066 is 66028901267321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10020523201441 + 2355687780625 = 3165521^2 + 1534825^2 .

It is a super-2 number, since 2×12376210982066² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12376210981999 and 12376210982017.

It is not an unprimeable number, because it can be changed into a prime (12376210982063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3094052745515 + ... + 3094052745518.

Almost surely, 2^{12376210982066} is an apocalyptic number.

12376210982066 is a deficient number, since it is larger than the sum of its proper divisors (6188105491036).

12376210982066 is an equidigital number, since it uses as much as digits as its factorization.

12376210982066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6188105491035.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 12376210982066 in words is "twelve trillion, three hundred seventy-six billion, two hundred ten million, nine hundred eighty-two thousand, sixty-six".