420632283243 has 16 divisors (see below), whose sum is σ = 585337487616. Its totient is φ = 268178882400.

The previous prime is 420632283241. The next prime is 420632283251. The reversal of 420632283243 is 342382236024.

It is not a de Polignac number, because 420632283243 - 2¹ = 420632283241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420632283241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201108 + ... + 938993.

It is an arithmetic number, because the mean of its divisors is an integer number (36583592976).

Almost surely, 2^420632283243 is an apocalyptic number.

420632283243 is a deficient number, since it is larger than the sum of its proper divisors (164705204373).

420632283243 is a wasteful number, since it uses less digits than its factorization.

420632283243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145474.

The product of its (nonzero) digits is 331776, while the sum is 39.

The spelling of 420632283243 in words is "four hundred twenty billion, six hundred thirty-two million, two hundred eighty-three thousand, two hundred forty-three".