3925657419287 has 2 divisors, whose sum is σ = 3925657419288. Its totient is φ = 3925657419286.

The previous prime is 3925657419247. The next prime is 3925657419347. The reversal of 3925657419287 is 7829147565293.

3925657419287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (7829147565293) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3925657419287 - 2³⁰ = 3924583677463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3925657419247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1962828709643 + 1962828709644.

It is an arithmetic number, because the mean of its divisors is an integer number (1962828709644).

Almost surely, 2^{3925657419287} is an apocalyptic number.

3925657419287 is a deficient number, since it is larger than the sum of its proper divisors (1).

3925657419287 is an equidigital number, since it uses as much as digits as its factorization.

3925657419287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 228614400, while the sum is 68.

The spelling of 3925657419287 in words is "three trillion, nine hundred twenty-five billion, six hundred fifty-seven million, four hundred nineteen thousand, two hundred eighty-seven".