12056040642 has 16 divisors (see below), whose sum is σ = 24159458880. Its totient is φ = 4010783952.

The previous prime is 12056040629. The next prime is 12056040697. The reversal of 12056040642 is 24604065021.

12056040642 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970758 + ... + 1976865.

It is an arithmetic number, because the mean of its divisors is an integer number (1509966180).

Almost surely, 2^12056040642 is an apocalyptic number.

12056040642 is an abundant number, since it is smaller than the sum of its proper divisors (12103418238).

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

12056040642 is a wasteful number, since it uses less digits than its factorization.

12056040642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948137.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 12056040642 in words is "twelve billion, fifty-six million, forty thousand, six hundred forty-two".