12035120436 has 36 divisors (see below), whose sum is σ = 30471313600. Its totient is φ = 4005218448.

The previous prime is 12035120431. The next prime is 12035120491. The reversal of 12035120436 is 63402153021.

12035120436 is a `hidden beast` number, since 1 + 203 + 5 + 1 + 20 + 436 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12035120431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247756 + ... + 292323.

Almost surely, 2^12035120436 is an apocalyptic number.

It is an amenable number.

12035120436 is an abundant number, since it is smaller than the sum of its proper divisors (18436193164).

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

12035120436 is a wasteful number, since it uses less digits than its factorization.

12035120436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540708 (or 540703 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 12035120436 its reverse (63402153021), we get a palindrome (75437273457).

The spelling of 12035120436 in words is "twelve billion, thirty-five million, one hundred twenty thousand, four hundred thirty-six".