12466554046091 has 4 divisors (see below), whose sum is σ = 12756473907672. Its totient is φ = 12176634184512.

The previous prime is 12466554046061. The next prime is 12466554046109. The reversal of 12466554046091 is 19064045566421.

It is a happy number.

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 12466554046091 - 2⁶ = 12466554046027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12466554046061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144959930726 + ... + 144959930811.

It is an arithmetic number, because the mean of its divisors is an integer number (3189118476918).

Almost surely, 2^{12466554046091} is an apocalyptic number.

12466554046091 is a deficient number, since it is larger than the sum of its proper divisors (289919861581).

12466554046091 is an equidigital number, since it uses as much as digits as its factorization.

12466554046091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289919861580.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 12466554046091 in words is "twelve trillion, four hundred sixty-six billion, five hundred fifty-four million, forty-six thousand, ninety-one".