52355222144 has 32 divisors (see below), whose sum is σ = 104327558400. Its totient is φ = 26171050752.

The previous prime is 52355222141. The next prime is 52355222189. The reversal of 52355222144 is 44122255325.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (52355222141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483179 + ... + 581525.

It is an arithmetic number, because the mean of its divisors is an integer number (3260236200).

Almost surely, 2^52355222144 is an apocalyptic number.

It is an amenable number.

52355222144 is a deficient number, since it is larger than the sum of its proper divisors (51972336256).

52355222144 is an equidigital number, since it uses as much as digits as its factorization.

52355222144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102520 (or 102508 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

Adding to 52355222144 its reverse (44122255325), we get a palindrome (96477477469).

The spelling of 52355222144 in words is "fifty-two billion, three hundred fifty-five million, two hundred twenty-two thousand, one hundred forty-four".