122553112446 has 12 divisors (see below), whose sum is σ = 265531743672. Its totient is φ = 40851037476.

The previous prime is 122553112433. The next prime is 122553112483. The reversal of 122553112446 is 644211355221.

122553112446 is a `hidden beast` number, since 122 + 55 + 31 + 12 + 446 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 122553112446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3404253106 + ... + 3404253141.

It is an arithmetic number, because the mean of its divisors is an integer number (22127645306).

Almost surely, 2^122553112446 is an apocalyptic number.

122553112446 is an abundant number, since it is smaller than the sum of its proper divisors (142978631226).

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

122553112446 is a wasteful number, since it uses less digits than its factorization.

122553112446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6808506255 (or 6808506252 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 122553112446 its reverse (644211355221), we get a palindrome (766764467667).

The spelling of 122553112446 in words is "one hundred twenty-two billion, five hundred fifty-three million, one hundred twelve thousand, four hundred forty-six".