420656530327 has 16 divisors (see below), whose sum is σ = 461298136320. Its totient is φ = 380420128000.

The previous prime is 420656530297. The next prime is 420656530339. The reversal of 420656530327 is 723035656024.

It is not a de Polignac number, because 420656530327 - 2³¹ = 418509046679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420656530927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1497702 + ... + 1756252.

It is an arithmetic number, because the mean of its divisors is an integer number (28831133520).

Almost surely, 2^420656530327 is an apocalyptic number.

420656530327 is a deficient number, since it is larger than the sum of its proper divisors (40641605993).

420656530327 is a wasteful number, since it uses less digits than its factorization.

420656530327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259334.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 420656530327 in words is "four hundred twenty billion, six hundred fifty-six million, five hundred thirty thousand, three hundred twenty-seven".