12625478933 has 2 divisors, whose sum is σ = 12625478934. Its totient is φ = 12625478932.

The previous prime is 12625478897. The next prime is 12625478953. The reversal of 12625478933 is 33987452621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7579791844 + 5045687089 = 87062^2 + 71033^2 .

It is a cyclic number.

It is not a de Polignac number, because 12625478933 - 2¹² = 12625474837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12625478953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6312739466 + 6312739467.

It is an arithmetic number, because the mean of its divisors is an integer number (6312739467).

Almost surely, 2^12625478933 is an apocalyptic number.

It is an amenable number.

12625478933 is a deficient number, since it is larger than the sum of its proper divisors (1).

12625478933 is an equidigital number, since it uses as much as digits as its factorization.

12625478933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 12625478933 in words is "twelve billion, six hundred twenty-five million, four hundred seventy-eight thousand, nine hundred thirty-three".