12443450223040 has 84 divisors (see below), whose sum is σ = 30200591434104. Its totient is φ = 4883466904576.

The previous prime is 12443450223037. The next prime is 12443450223053. The reversal of 12443450223040 is 4032205434421.

It is a junction number, because it is equal to n+sod(n) for n = 12443450222987 and 12443450223005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6022762 + ... + 7820521.

It is an arithmetic number, because the mean of its divisors is an integer number (359530850406).

Almost surely, 2^{12443450223040} is an apocalyptic number.

12443450223040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12443450223040 is an abundant number, since it is smaller than the sum of its proper divisors (17757141211064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12443450223040 is an equidigital number, since it uses as much as digits as its factorization.

12443450223040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13843406 (or 13843343 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 12443450223040 its reverse (4032205434421), we get a palindrome (16475655657461).

The spelling of 12443450223040 in words is "twelve trillion, four hundred forty-three billion, four hundred fifty million, two hundred twenty-three thousand, forty".