12545155626135 has 64 divisors (see below), whose sum is σ = 22653881280000. Its totient is φ = 5872288181760.

The previous prime is 12545155626067. The next prime is 12545155626139. The reversal of 12545155626135 is 53162655154521.

It is not a de Polignac number, because 12545155626135 - 2¹¹ = 12545155624087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12545155626139) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63728841 + ... + 63925389.

It is an arithmetic number, because the mean of its divisors is an integer number (353966895000).

Almost surely, 2^{12545155626135} is an apocalyptic number.

12545155626135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12545155626135 is a deficient number, since it is larger than the sum of its proper divisors (10108725653865).

12545155626135 is a wasteful number, since it uses less digits than its factorization.

12545155626135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209936.

The product of its digits is 5400000, while the sum is 51.

The spelling of 12545155626135 in words is "twelve trillion, five hundred forty-five billion, one hundred fifty-five million, six hundred twenty-six thousand, one hundred thirty-five".