12326884558 has 4 divisors (see below), whose sum is σ = 18490326840. Its totient is φ = 6163442278.

The previous prime is 12326884553. The next prime is 12326884571. The reversal of 12326884558 is 85548862321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85548862321 = 13 ⋅6580681717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12326884553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3081721138 + ... + 3081721141.

It is an arithmetic number, because the mean of its divisors is an integer number (4622581710).

Almost surely, 2^12326884558 is an apocalyptic number.

12326884558 is a deficient number, since it is larger than the sum of its proper divisors (6163442282).

12326884558 is an equidigital number, since it uses as much as digits as its factorization.

12326884558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6163442281.

The product of its digits is 3686400, while the sum is 52.

The spelling of 12326884558 in words is "twelve billion, three hundred twenty-six million, eight hundred eighty-four thousand, five hundred fifty-eight".