12287114565671 has 8 divisors (see below), whose sum is σ = 13423750354944. Its totient is φ = 11153749672120.

The previous prime is 12287114565653. The next prime is 12287114565743. The reversal of 12287114565671 is 17656541178221.

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

It is a de Polignac number, because none of the positive numbers 2^k-12287114565671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12287114565611) 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, 817716071 + ... + 817731096.

It is an arithmetic number, because the mean of its divisors is an integer number (1677968794368).

Almost surely, 2^{12287114565671} is an apocalyptic number.

12287114565671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12287114565671 is a deficient number, since it is larger than the sum of its proper divisors (1136635789273).

12287114565671 is a wasteful number, since it uses less digits than its factorization.

12287114565671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635447861.

The product of its digits is 5644800, while the sum is 56.

The spelling of 12287114565671 in words is "twelve trillion, two hundred eighty-seven billion, one hundred fourteen million, five hundred sixty-five thousand, six hundred seventy-one".