12762520466089 has 3 divisors (see below), whose sum is σ = 12762524038557. Its totient is φ = 12762516893622.

The previous prime is 12762520466081. The next prime is 12762520466093. The reversal of 12762520466089 is 98066402526721.

It is a happy number.

The square root of 12762520466089 is 3572467.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 12762520466089 - 2³ = 12762520466081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12762520466081) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1786234 + ... + 5358700.

It is an arithmetic number, because the mean of its divisors is an integer number (4254174679519).

Almost surely, 2^{12762520466089} is an apocalyptic number.

12762520466089 is the 3572467-th square number.

12762520466089 is the 1786234-th centered octagonal number.

It is an amenable number.

12762520466089 is a deficient number, since it is larger than the sum of its proper divisors (3572468).

12762520466089 is an frugal number, since it uses more digits than its factorization.

12762520466089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7144934 (or 3572467 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 12762520466089 in words is "twelve trillion, seven hundred sixty-two billion, five hundred twenty million, four hundred sixty-six thousand, eighty-nine".