425657913347 has 2 divisors, whose sum is σ = 425657913348. Its totient is φ = 425657913346.

The previous prime is 425657913341. The next prime is 425657913371. The reversal of 425657913347 is 743319756524.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425657913347 - 2¹² = 425657909251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425657913292 and 425657913301.

It is not a weakly prime, because it can be changed into another prime (425657913341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212828956673 + 212828956674.

It is an arithmetic number, because the mean of its divisors is an integer number (212828956674).

Almost surely, 2^425657913347 is an apocalyptic number.

425657913347 is a deficient number, since it is larger than the sum of its proper divisors (1).

425657913347 is an equidigital number, since it uses as much as digits as its factorization.

425657913347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19051200, while the sum is 56.

The spelling of 425657913347 in words is "four hundred twenty-five billion, six hundred fifty-seven million, nine hundred thirteen thousand, three hundred forty-seven".