444001022045 has 16 divisors (see below), whose sum is σ = 608951981568. Its totient is φ = 304439696640.

The previous prime is 444001022041. The next prime is 444001022083. The reversal of 444001022045 is 540220100444.

It is not a de Polignac number, because 444001022045 - 2² = 444001022041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444001022041) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 231365 + ... + 970325.

It is an arithmetic number, because the mean of its divisors is an integer number (38059498848).

Almost surely, 2^444001022045 is an apocalyptic number.

It is an amenable number.

444001022045 is a deficient number, since it is larger than the sum of its proper divisors (164950959523).

444001022045 is a wasteful number, since it uses less digits than its factorization.

444001022045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756140.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 444001022045 its reverse (540220100444), we get a palindrome (984221122489).

The spelling of 444001022045 in words is "four hundred forty-four billion, one million, twenty-two thousand, forty-five".