52221444412225 has 72 divisors (see below), whose sum is σ = 73666460322560. Its totient is φ = 36657094320000.

The previous prime is 52221444412183. The next prime is 52221444412301.

52221444412225 is nontrivially palindromic in base 10.

52221444412225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52221444412225 - 2⁷ = 52221444412097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 34806055 + ... + 36275395.

Almost surely, 2^{52221444412225} is an apocalyptic number.

52221444412225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52221444412225 is a deficient number, since it is larger than the sum of its proper divisors (21445015910335).

52221444412225 is a wasteful number, since it uses less digits than its factorization.

52221444412225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469783 (or 1469767 counting only the distinct ones).

The product of its digits is 409600, while the sum is 40.

It can be divided in two parts, 5222144 and 4412225, that added together give a palindrome (9634369).

The spelling of 52221444412225 in words is "fifty-two trillion, two hundred twenty-one billion, four hundred forty-four million, four hundred twelve thousand, two hundred twenty-five".