420432033843 has 8 divisors (see below), whose sum is σ = 622862272400. Its totient is φ = 280288022544.

The previous prime is 420432033829. The next prime is 420432033851. The reversal of 420432033843 is 348330234024.

It is not a de Polignac number, because 420432033843 - 2⁹ = 420432033331 is a prime.

It is a super-2 number, since 2×420432033843² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420432033798 and 420432033807.

It is not an unprimeable number, because it can be changed into a prime (420432033823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7785778378 + ... + 7785778431.

It is an arithmetic number, because the mean of its divisors is an integer number (77857784050).

Almost surely, 2^420432033843 is an apocalyptic number.

420432033843 is a deficient number, since it is larger than the sum of its proper divisors (202430238557).

420432033843 is a wasteful number, since it uses less digits than its factorization.

420432033843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15571556818 (or 15571556812 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 420432033843 its reverse (348330234024), we get a palindrome (768762267867).

The spelling of 420432033843 in words is "four hundred twenty billion, four hundred thirty-two million, thirty-three thousand, eight hundred forty-three".