12773525002166 has 16 divisors (see below), whose sum is σ = 19628002731456. Its totient is φ = 6232639197576.

The previous prime is 12773525002163. The next prime is 12773525002291. The reversal of 12773525002166 is 66120052537721.

It is a self number, because there is not a number n which added to its sum of digits gives 12773525002166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12773525002163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445428716 + ... + 445457391.

It is an arithmetic number, because the mean of its divisors is an integer number (1226750170716).

Almost surely, 2^{12773525002166} is an apocalyptic number.

12773525002166 is a deficient number, since it is larger than the sum of its proper divisors (6854477729290).

12773525002166 is a wasteful number, since it uses less digits than its factorization.

12773525002166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890886283.

The product of its (nonzero) digits is 1058400, while the sum is 47.

Adding to 12773525002166 its reverse (66120052537721), we get a palindrome (78893577539887).

The spelling of 12773525002166 in words is "twelve trillion, seven hundred seventy-three billion, five hundred twenty-five million, two thousand, one hundred sixty-six".