12602773825 has 6 divisors (see below), whose sum is σ = 15627439574. Its totient is φ = 10082219040.

The previous prime is 12602773823. The next prime is 12602773837. The reversal of 12602773825 is 52837720621.

12602773825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3970134081 + 8632639744 = 63009^2 + 92912^2 .

It is not a de Polignac number, because 12602773825 - 2¹ = 12602773823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12602773823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252055452 + ... + 252055501.

Almost surely, 2^12602773825 is an apocalyptic number.

It is an amenable number.

12602773825 is a deficient number, since it is larger than the sum of its proper divisors (3024665749).

12602773825 is an equidigital number, since it uses as much as digits as its factorization.

12602773825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504110963 (or 504110958 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 12602773825 in words is "twelve billion, six hundred two million, seven hundred seventy-three thousand, eight hundred twenty-five".