12742235044636 has 12 divisors (see below), whose sum is σ = 23268429212112. Its totient is φ = 6094112412608.

The previous prime is 12742235044543. The next prime is 12742235044727. The reversal of 12742235044636 is 63644053224721.

12742235044636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12742235044636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69251277325 + ... + 69251277508.

It is an arithmetic number, because the mean of its divisors is an integer number (1939035767676).

Almost surely, 2^{12742235044636} is an apocalyptic number.

It is an amenable number.

12742235044636 is a deficient number, since it is larger than the sum of its proper divisors (10526194167476).

12742235044636 is a wasteful number, since it uses less digits than its factorization.

12742235044636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138502554860 (or 138502554858 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 49.

The spelling of 12742235044636 in words is "twelve trillion, seven hundred forty-two billion, two hundred thirty-five million, forty-four thousand, six hundred thirty-six".