12662754127539 has 8 divisors (see below), whose sum is σ = 16972068360192. Its totient is φ = 8397637989960.

The previous prime is 12662754127531. The next prime is 12662754127553. The reversal of 12662754127539 is 93572145726621.

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

It is not a de Polignac number, because 12662754127539 - 2³ = 12662754127531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12662754127531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11049523099 + ... + 11049524244.

It is an arithmetic number, because the mean of its divisors is an integer number (2121508545024).

Almost surely, 2^{12662754127539} is an apocalyptic number.

12662754127539 is a deficient number, since it is larger than the sum of its proper divisors (4309314232653).

12662754127539 is a wasteful number, since it uses less digits than its factorization.

12662754127539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22099047537.

The product of its digits is 38102400, while the sum is 60.

The spelling of 12662754127539 in words is "twelve trillion, six hundred sixty-two billion, seven hundred fifty-four million, one hundred twenty-seven thousand, five hundred thirty-nine".