425511444147967 has 2 divisors, whose sum is σ = 425511444147968. Its totient is φ = 425511444147966.

The previous prime is 425511444147961. The next prime is 425511444147991. The reversal of 425511444147967 is 769741444115524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425511444147967 - 2⁴⁷ = 284773955792639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425511444147899 and 425511444147908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425511444147961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212755722073983 + 212755722073984.

It is an arithmetic number, because the mean of its divisors is an integer number (212755722073984).

Almost surely, 2^{425511444147967} is an apocalyptic number.

425511444147967 is a deficient number, since it is larger than the sum of its proper divisors (1).

425511444147967 is an equidigital number, since it uses as much as digits as its factorization.

425511444147967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135475200, while the sum is 64.

The spelling of 425511444147967 in words is "four hundred twenty-five trillion, five hundred eleven billion, four hundred forty-four million, one hundred forty-seven thousand, nine hundred sixty-seven".