12653240543 has 8 divisors (see below), whose sum is σ = 13012302240. Its totient is φ = 12296581120.

The previous prime is 12653240527. The next prime is 12653240591. The reversal of 12653240543 is 34504235621.

12653240543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12653240543 - 2⁴ = 12653240527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12653240443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 589883 + ... + 610956.

It is an arithmetic number, because the mean of its divisors is an integer number (1626537780).

Almost surely, 2^12653240543 is an apocalyptic number.

12653240543 is a deficient number, since it is larger than the sum of its proper divisors (359061697).

12653240543 is a wasteful number, since it uses less digits than its factorization.

12653240543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201137.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 12653240543 in words is "twelve billion, six hundred fifty-three million, two hundred forty thousand, five hundred forty-three".