12523543060655 has 16 divisors (see below), whose sum is σ = 16395526980000. Its totient is φ = 9107436533760.

The previous prime is 12523543060621. The next prime is 12523543060657. The reversal of 12523543060655 is 55606034532521.

It is not a de Polignac number, because 12523543060655 - 2⁶ = 12523543060591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12523543060657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6584030 + ... + 8270219.

It is an arithmetic number, because the mean of its divisors is an integer number (1024720436250).

Almost surely, 2^{12523543060655} is an apocalyptic number.

12523543060655 is a deficient number, since it is larger than the sum of its proper divisors (3871983919345).

12523543060655 is a wasteful number, since it uses less digits than its factorization.

12523543060655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14869594.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 12523543060655 in words is "twelve trillion, five hundred twenty-three billion, five hundred forty-three million, sixty thousand, six hundred fifty-five".