4206803421872 has 40 divisors (see below), whose sum is σ = 8631938989296. Its totient is φ = 1979258034176.

The previous prime is 4206803421871. The next prime is 4206803421949. The reversal of 4206803421872 is 2781243086024.

It is not an unprimeable number, because it can be changed into a prime (4206803421871) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 313373 + ... + 2917500.

Almost surely, 2^{4206803421872} is an apocalyptic number.

It is an amenable number.

4206803421872 is an abundant number, since it is smaller than the sum of its proper divisors (4425135567424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4206803421872 is a wasteful number, since it uses less digits than its factorization.

4206803421872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235685 (or 3235679 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 4206803421872 in words is "four trillion, two hundred six billion, eight hundred three million, four hundred twenty-one thousand, eight hundred seventy-two".