12406061442 has 8 divisors (see below), whose sum is σ = 24812122896. Its totient is φ = 4135353812.

The previous prime is 12406061401. The next prime is 12406061449. The reversal of 12406061442 is 24416060421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12406061442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12406061449) 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, 1033838448 + ... + 1033838459.

It is an arithmetic number, because the mean of its divisors is an integer number (3101515362).

Almost surely, 2^12406061442 is an apocalyptic number.

12406061442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12406061442 is a wasteful number, since it uses less digits than its factorization.

12406061442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067676912.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 12406061442 in words is "twelve billion, four hundred six million, sixty-one thousand, four hundred forty-two".