12453146666627 has 4 divisors (see below), whose sum is σ = 12462703956240. Its totient is φ = 12443589377016.

The previous prime is 12453146666599. The next prime is 12453146666641. The reversal of 12453146666627 is 72666664135421.

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 12453146666627 - 2⁸ = 12453146666371 is a prime.

It is a super-2 number, since 2×12453146666627² (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 (12453146666657) 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, 4778642852 + ... + 4778645457.

It is an arithmetic number, because the mean of its divisors is an integer number (3115675989060).

Almost surely, 2^{12453146666627} is an apocalyptic number.

12453146666627 is a deficient number, since it is larger than the sum of its proper divisors (9557289613).

12453146666627 is an equidigital number, since it uses as much as digits as its factorization.

12453146666627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9557289612.

The product of its digits is 52254720, while the sum is 59.

The spelling of 12453146666627 in words is "twelve trillion, four hundred fifty-three billion, one hundred forty-six million, six hundred sixty-six thousand, six hundred twenty-seven".