2625708427 has 2 divisors, whose sum is σ = 2625708428. Its totient is φ = 2625708426.

The previous prime is 2625708383. The next prime is 2625708469. The reversal of 2625708427 is 7248075262.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2625708427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2625708487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312854213 + 1312854214.

It is an arithmetic number, because the mean of its divisors is an integer number (1312854214).

Almost surely, 2^2625708427 is an apocalyptic number.

2625708427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625708427 is an equidigital number, since it uses as much as digits as its factorization.

2625708427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 43.

The square root of 2625708427 is about 51241.6669030195. Note that the first 3 decimals coincide. The cubic root of 2625708427 is about 1379.5861720369.

The spelling of 2625708427 in words is "two billion, six hundred twenty-five million, seven hundred eight thousand, four hundred twenty-seven".