427801284212 has 12 divisors (see below), whose sum is σ = 749301563556. Its totient is φ = 213715123200.

The previous prime is 427801284181. The next prime is 427801284217. The reversal of 427801284212 is 212482108724.

It can be written as a sum of positive squares in 2 ways, for example, as 332970545296 + 94830738916 = 577036^2 + 307946^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 427801284212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427801284217) 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, 46374539 + ... + 46383762.

It is an arithmetic number, because the mean of its divisors is an integer number (62441796963).

Almost surely, 2^427801284212 is an apocalyptic number.

It is an amenable number.

427801284212 is a deficient number, since it is larger than the sum of its proper divisors (321500279344).

427801284212 is a wasteful number, since it uses less digits than its factorization.

427801284212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92759458 (or 92759456 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 41.

The spelling of 427801284212 in words is "four hundred twenty-seven billion, eight hundred one million, two hundred eighty-four thousand, two hundred twelve".