12732057135123 has 32 divisors (see below), whose sum is σ = 17137343204352. Its totient is φ = 8407741440000.

The previous prime is 12732057135113. The next prime is 12732057135229. The reversal of 12732057135123 is 32153175023721.

It is a happy number.

It is not a de Polignac number, because 12732057135123 - 2⁴ = 12732057135107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12732057135113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 569834290 + ... + 569856632.

It is an arithmetic number, because the mean of its divisors is an integer number (535541975136).

Almost surely, 2^{12732057135123} is an apocalyptic number.

12732057135123 is a deficient number, since it is larger than the sum of its proper divisors (4405286069229).

12732057135123 is a wasteful number, since it uses less digits than its factorization.

12732057135123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26035.

The product of its (nonzero) digits is 264600, while the sum is 42.

The spelling of 12732057135123 in words is "twelve trillion, seven hundred thirty-two billion, fifty-seven million, one hundred thirty-five thousand, one hundred twenty-three".