214040440231432 has 32 divisors (see below), whose sum is σ = 401761333795320. Its totient is φ = 106904139632640.

The previous prime is 214040440231313. The next prime is 214040440231447. The reversal of 214040440231432 is 234132044040412.

It can be written as a sum of positive squares in 4 ways, for example, as 112110699238756 + 101929740992676 = 10588234^2 + 10096026^2 .

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 7 ways as a sum of consecutive naturals, for example, 27666628 + ... + 34547404.

Almost surely, 2^{214040440231432} is an apocalyptic number.

It is an amenable number.

214040440231432 is a deficient number, since it is larger than the sum of its proper divisors (187720893563888).

214040440231432 is a wasteful number, since it uses less digits than its factorization.

214040440231432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6885001 (or 6884997 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 214040440231432 its reverse (234132044040412), we get a palindrome (448172484271844).

The spelling of 214040440231432 in words is "two hundred fourteen trillion, forty billion, four hundred forty million, two hundred thirty-one thousand, four hundred thirty-two".