16441331225 has 48 divisors (see below), whose sum is σ = 22518273024. Its totient is φ = 11808744000.

The previous prime is 16441331219. The next prime is 16441331233. The reversal of 16441331225 is 52213314461.

It is not a de Polignac number, because 16441331225 - 2¹⁸ = 16441069081 is a prime.

It is a super-3 number, since 3×16441331225³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16441331191 and 16441331200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15946460 + ... + 15947490.

It is an arithmetic number, because the mean of its divisors is an integer number (469130688).

Almost surely, 2^16441331225 is an apocalyptic number.

It is an amenable number.

16441331225 is a deficient number, since it is larger than the sum of its proper divisors (6076941799).

16441331225 is a wasteful number, since it uses less digits than its factorization.

16441331225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718 (or 1713 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

Adding to 16441331225 its reverse (52213314461), we get a palindrome (68654645686).

The spelling of 16441331225 in words is "sixteen billion, four hundred forty-one million, three hundred thirty-one thousand, two hundred twenty-five".