122343654446 has 16 divisors (see below), whose sum is σ = 198480273264. Its totient is φ = 56223954624.

The previous prime is 122343654409. The next prime is 122343654451. The reversal of 122343654446 is 644456343221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122343654397 and 122343654406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10091636 + ... + 10103751.

It is an arithmetic number, because the mean of its divisors is an integer number (12405017079).

Almost surely, 2^122343654446 is an apocalyptic number.

122343654446 is a deficient number, since it is larger than the sum of its proper divisors (76136618818).

122343654446 is a wasteful number, since it uses less digits than its factorization.

122343654446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20195635.

The product of its digits is 1658880, while the sum is 44.

Adding to 122343654446 its reverse (644456343221), we get a palindrome (766799997667).

The spelling of 122343654446 in words is "one hundred twenty-two billion, three hundred forty-three million, six hundred fifty-four thousand, four hundred forty-six".