12501316484149 has 2 divisors, whose sum is σ = 12501316484150. Its totient is φ = 12501316484148.

The previous prime is 12501316484141. The next prime is 12501316484201. The reversal of 12501316484149 is 94148461310521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11534276326225 + 967040157924 = 3396215^2 + 983382^2 .

It is a cyclic number.

It is not a de Polignac number, because 12501316484149 - 2³ = 12501316484141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12501316484141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250658242074 + 6250658242075.

It is an arithmetic number, because the mean of its divisors is an integer number (6250658242075).

Almost surely, 2^{12501316484149} is an apocalyptic number.

It is an amenable number.

12501316484149 is a deficient number, since it is larger than the sum of its proper divisors (1).

12501316484149 is an equidigital number, since it uses as much as digits as its factorization.

12501316484149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 12501316484149 in words is "twelve trillion, five hundred one billion, three hundred sixteen million, four hundred eighty-four thousand, one hundred forty-nine".