122343654447 has 56 divisors (see below), whose sum is σ = 209852677280. Its totient is φ = 69838433280.

The previous prime is 122343654409. The next prime is 122343654451. The reversal of 122343654447 is 744456343221.

122343654447 is a `hidden beast` number, since 1 + 2 + 2 + 34 + 36 + 544 + 47 = 666.

It is not a de Polignac number, because 122343654447 - 2²⁰ = 122342605871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122343654497) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 5137047 + ... + 5160807.

Almost surely, 2^122343654447 is an apocalyptic number.

122343654447 is a deficient number, since it is larger than the sum of its proper divisors (87509022833).

122343654447 is an equidigital number, since it uses as much as digits as its factorization.

122343654447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24795 (or 24780 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 45.

Adding to 122343654447 its reverse (744456343221), we get a palindrome (866799997668).

The spelling of 122343654447 in words is "one hundred twenty-two billion, three hundred forty-three million, six hundred fifty-four thousand, four hundred forty-seven".