422864343842 has 64 divisors (see below), whose sum is σ = 689812070400. Its totient is φ = 193812843840.

The previous prime is 422864343821. The next prime is 422864343893. The reversal of 422864343842 is 248343468224.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105529403 + ... + 105533409.

It is an arithmetic number, because the mean of its divisors is an integer number (10778313600).

Almost surely, 2^422864343842 is an apocalyptic number.

422864343842 is a deficient number, since it is larger than the sum of its proper divisors (266947726558).

422864343842 is a wasteful number, since it uses less digits than its factorization.

422864343842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4631.

The product of its digits is 7077888, while the sum is 50.

The spelling of 422864343842 in words is "four hundred twenty-two billion, eight hundred sixty-four million, three hundred forty-three thousand, eight hundred forty-two".