444413512522402 has 16 divisors (see below), whose sum is σ = 673109884017792. Its totient is φ = 220043663835840.

The previous prime is 444413512522387. The next prime is 444413512522423. The reversal of 444413512522402 is 204225215314444.

It is a super-2 number, since 2×444413512522402² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20248599 + ... + 36039322.

It is an arithmetic number, because the mean of its divisors is an integer number (42069367751112).

Almost surely, 2^{444413512522402} is an apocalyptic number.

444413512522402 is a deficient number, since it is larger than the sum of its proper divisors (228696371495390).

444413512522402 is a wasteful number, since it uses less digits than its factorization.

444413512522402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56326353.

The product of its (nonzero) digits is 1228800, while the sum is 43.

Adding to 444413512522402 its reverse (204225215314444), we get a palindrome (648638727836846).

The spelling of 444413512522402 in words is "four hundred forty-four trillion, four hundred thirteen billion, five hundred twelve million, five hundred twenty-two thousand, four hundred two".