12462137447443 has 4 divisors (see below), whose sum is σ = 12466334869560. Its totient is φ = 12457940025328.

The previous prime is 12462137447393. The next prime is 12462137447489. The reversal of 12462137447443 is 34474473126421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12462137447443 - 2²⁹ = 12461600576531 is a prime.

It is a super-2 number, since 2×12462137447443² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12462137447843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2098706605 + ... + 2098712542.

It is an arithmetic number, because the mean of its divisors is an integer number (3116583717390).

Almost surely, 2^{12462137447443} is an apocalyptic number.

12462137447443 is a deficient number, since it is larger than the sum of its proper divisors (4197422117).

12462137447443 is an equidigital number, since it uses as much as digits as its factorization.

12462137447443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197422116.

The product of its digits is 10838016, while the sum is 52.

The spelling of 12462137447443 in words is "twelve trillion, four hundred sixty-two billion, one hundred thirty-seven million, four hundred forty-seven thousand, four hundred forty-three".