12035406436 has 27 divisors (see below), whose sum is σ = 22236531219. Its totient is φ = 5699007288.

The previous prime is 12035406421. The next prime is 12035406491. The reversal of 12035406436 is 63460453021.

The square root of 12035406436 is 109706.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 4167385 + ... + 4170271.

Almost surely, 2^12035406436 is an apocalyptic number.

12035406436 is the 109706-th square number.

It is an amenable number.

12035406436 is a deficient number, since it is larger than the sum of its proper divisors (10201124783).

12035406436 is an frugal number, since it uses more digits than its factorization.

12035406436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5816 (or 2908 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 12035406436 its reverse (63460453021), we get a palindrome (75495859457).

The spelling of 12035406436 in words is "twelve billion, thirty-five million, four hundred six thousand, four hundred thirty-six".