427985802226 has 8 divisors (see below), whose sum is σ = 646067740140. Its totient is φ = 212629888848.

The previous prime is 427985802221. The next prime is 427985802239. The reversal of 427985802226 is 622208589724.

It can be written as a sum of positive squares in 2 ways, for example, as 427565593225 + 420209001 = 653885^2 + 20499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (427985802221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681505741 + ... + 681506368.

Almost surely, 2^427985802226 is an apocalyptic number.

427985802226 is a deficient number, since it is larger than the sum of its proper divisors (218081937914).

427985802226 is a wasteful number, since it uses less digits than its factorization.

427985802226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363012268.

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 427985802226 in words is "four hundred twenty-seven billion, nine hundred eighty-five million, eight hundred two thousand, two hundred twenty-six".