420456241071 has 48 divisors (see below), whose sum is σ = 667995872544. Its totient is φ = 263369263104.

The previous prime is 420456241069. The next prime is 420456241103. The reversal of 420456241071 is 170142654024.

420456241071 is a `hidden beast` number, since 4 + 20 + 4 + 5 + 624 + 1 + 0 + 7 + 1 = 666.

It is not a de Polignac number, because 420456241071 - 2¹ = 420456241069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420456241061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2363865 + ... + 2535501.

It is an arithmetic number, because the mean of its divisors is an integer number (13916580678).

Almost surely, 2^420456241071 is an apocalyptic number.

420456241071 is a deficient number, since it is larger than the sum of its proper divisors (247539631473).

420456241071 is a wasteful number, since it uses less digits than its factorization.

420456241071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172262 (or 172250 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

Adding to 420456241071 its reverse (170142654024), we get a palindrome (590598895095).

The spelling of 420456241071 in words is "four hundred twenty billion, four hundred fifty-six million, two hundred forty-one thousand, seventy-one".