420056941924 has 27 divisors (see below), whose sum is σ = 737692475961. Its totient is φ = 209290264560.

The previous prime is 420056941907. The next prime is 420056941981. The reversal of 420056941924 is 429149650024.

It is a happy number.

The square root of 420056941924 is 648118.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 166886956324 + 253169985600 = 408518^2 + 503160^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 701263377 + ... + 701263975.

Almost surely, 2^420056941924 is an apocalyptic number.

420056941924 is the 648118-th square number.

It is an amenable number.

420056941924 is a deficient number, since it is larger than the sum of its proper divisors (317635534037).

420056941924 is an frugal number, since it uses more digits than its factorization.

420056941924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284 (or 1142 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 420056941924 in words is "four hundred twenty billion, fifty-six million, nine hundred forty-one thousand, nine hundred twenty-four".