12065436342 has 12 divisors (see below), whose sum is σ = 26141778780. Its totient is φ = 4021812108.

The previous prime is 12065436323. The next prime is 12065436343. The reversal of 12065436342 is 24363456021.

12065436342 is a `hidden beast` number, since 1 + 206 + 54 + 363 + 42 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12065436297 and 12065436306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12065436343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 335150992 + ... + 335151027.

It is an arithmetic number, because the mean of its divisors is an integer number (2178481565).

Almost surely, 2^12065436342 is an apocalyptic number.

12065436342 is an abundant number, since it is smaller than the sum of its proper divisors (14076342438).

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

12065436342 is a wasteful number, since it uses less digits than its factorization.

12065436342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670302027 (or 670302024 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 12065436342 in words is "twelve billion, sixty-five million, four hundred thirty-six thousand, three hundred forty-two".