12484845523 has 4 divisors (see below), whose sum is σ = 12486677368. Its totient is φ = 12483013680.

The previous prime is 12484845521. The next prime is 12484845547. The reversal of 12484845523 is 32554848421.

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 12484845523 - 2¹ = 12484845521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12484845521) 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, 905661 + ... + 919342.

It is an arithmetic number, because the mean of its divisors is an integer number (3121669342).

Almost surely, 2^12484845523 is an apocalyptic number.

12484845523 is a deficient number, since it is larger than the sum of its proper divisors (1831845).

12484845523 is an equidigital number, since it uses as much as digits as its factorization.

12484845523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831844.

The product of its digits is 1228800, while the sum is 46.

The spelling of 12484845523 in words is "twelve billion, four hundred eighty-four million, eight hundred forty-five thousand, five hundred twenty-three".