420411031443 has 24 divisors (see below), whose sum is σ = 663183612000. Its totient is φ = 255070609920.

The previous prime is 420411031421. The next prime is 420411031459. The reversal of 420411031443 is 344130114024.

420411031443 is a `hidden beast` number, since 4 + 204 + 1 + 10 + 3 + 1 + 443 = 666.

It is not a de Polignac number, because 420411031443 - 2¹³ = 420411023251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420411031483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25296318 + ... + 25312931.

It is an arithmetic number, because the mean of its divisors is an integer number (27632650500).

Almost surely, 2^420411031443 is an apocalyptic number.

420411031443 is a deficient number, since it is larger than the sum of its proper divisors (242772580557).

420411031443 is a wasteful number, since it uses less digits than its factorization.

420411031443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50609339 (or 50609336 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 420411031443 its reverse (344130114024), we get a palindrome (764541145467).

The spelling of 420411031443 in words is "four hundred twenty billion, four hundred eleven million, thirty-one thousand, four hundred forty-three".