12541388765273 has 8 divisors (see below), whose sum is σ = 12686970098880. Its totient is φ = 12396646517680.

The previous prime is 12541388765267. The next prime is 12541388765299. The reversal of 12541388765273 is 37256788314521.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12541388765273 - 2⁴² = 8143342254169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12541388765203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209741438 + ... + 209801223.

It is an arithmetic number, because the mean of its divisors is an integer number (1585871262360).

Almost surely, 2^{12541388765273} is an apocalyptic number.

It is an amenable number.

12541388765273 is a deficient number, since it is larger than the sum of its proper divisors (145581333607).

12541388765273 is a wasteful number, since it uses less digits than its factorization.

12541388765273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419543007.

The product of its digits is 67737600, while the sum is 62.

The spelling of 12541388765273 in words is "twelve trillion, five hundred forty-one billion, three hundred eighty-eight million, seven hundred sixty-five thousand, two hundred seventy-three".