12537544005838 has 8 divisors (see below), whose sum is σ = 18808111049832. Its totient is φ = 6268173655896.

The previous prime is 12537544005817. The next prime is 12537544005841. The reversal of 12537544005838 is 83850044573521.

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

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, 299147320 + ... + 299189227.

It is an arithmetic number, because the mean of its divisors is an integer number (2351013881229).

Almost surely, 2^{12537544005838} is an apocalyptic number.

12537544005838 is a deficient number, since it is larger than the sum of its proper divisors (6270567043994).

12537544005838 is a wasteful number, since it uses less digits than its factorization.

12537544005838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598347026.

The product of its (nonzero) digits is 16128000, while the sum is 55.

The spelling of 12537544005838 in words is "twelve trillion, five hundred thirty-seven billion, five hundred forty-four million, five thousand, eight hundred thirty-eight".