55225441315242 has 192 divisors, whose sum is σ = 134372015990784. Its totient is φ = 16248967960320.

The previous prime is 55225441315241. The next prime is 55225441315267. The reversal of 55225441315242 is 24251314452255.

55225441315242 is a `hidden beast` number, since 5 + 5 + 2 + 2 + 54 + 41 + 31 + 524 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (55225441315241) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 597780558 + ... + 597872934.

It is an arithmetic number, because the mean of its divisors is an integer number (699854249952).

Almost surely, 2^{55225441315242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55225441315242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67186007995392).

55225441315242 is an abundant number, since it is smaller than the sum of its proper divisors (79146574675542).

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

55225441315242 is a wasteful number, since it uses less digits than its factorization.

55225441315242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92953 (or 92950 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 45.

Adding to 55225441315242 its reverse (24251314452255), we get a palindrome (79476755767497).

The spelling of 55225441315242 in words is "fifty-five trillion, two hundred twenty-five billion, four hundred forty-one million, three hundred fifteen thousand, two hundred forty-two".