424856658427 has 2 divisors, whose sum is σ = 424856658428. Its totient is φ = 424856658426.

The previous prime is 424856658403. The next prime is 424856658463. The reversal of 424856658427 is 724856658424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424856658427 - 2⁷ = 424856658299 is a prime.

It is a super-2 number, since 2×424856658427² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (424856655427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212428329213 + 212428329214.

It is an arithmetic number, because the mean of its divisors is an integer number (212428329214).

Almost surely, 2^424856658427 is an apocalyptic number.

424856658427 is a deficient number, since it is larger than the sum of its proper divisors (1).

424856658427 is an equidigital number, since it uses as much as digits as its factorization.

424856658427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103219200, while the sum is 61.

The spelling of 424856658427 in words is "four hundred twenty-four billion, eight hundred fifty-six million, six hundred fifty-eight thousand, four hundred twenty-seven".