427418673647627 has 2 divisors, whose sum is σ = 427418673647628. Its totient is φ = 427418673647626.

The previous prime is 427418673647593. The next prime is 427418673647729. The reversal of 427418673647627 is 726746376814724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427418673647627 - 2²⁸ = 427418405212171 is a prime.

It is a super-2 number, since 2×427418673647627² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (427418673647827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213709336823813 + 213709336823814.

It is an arithmetic number, because the mean of its divisors is an integer number (213709336823814).

Almost surely, 2^{427418673647627} is an apocalyptic number.

427418673647627 is a deficient number, since it is larger than the sum of its proper divisors (1).

427418673647627 is an equidigital number, since it uses as much as digits as its factorization.

427418673647627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3186376704, while the sum is 74.

The spelling of 427418673647627 in words is "four hundred twenty-seven trillion, four hundred eighteen billion, six hundred seventy-three million, six hundred forty-seven thousand, six hundred twenty-seven".