12651325022066 has 32 divisors (see below), whose sum is σ = 19313950848192. Its totient is φ = 6213884909760.

The previous prime is 12651325022059. The next prime is 12651325022071. The reversal of 12651325022066 is 66022052315621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101061485 + ... + 101186591.

It is an arithmetic number, because the mean of its divisors is an integer number (603560964006).

Almost surely, 2^{12651325022066} is an apocalyptic number.

12651325022066 is a deficient number, since it is larger than the sum of its proper divisors (6662625826126).

12651325022066 is a wasteful number, since it uses less digits than its factorization.

12651325022066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127274.

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 12651325022066 its reverse (66022052315621), we get a palindrome (78673377337687).

The spelling of 12651325022066 in words is "twelve trillion, six hundred fifty-one billion, three hundred twenty-five million, twenty-two thousand, sixty-six".