45144044001 has 24 divisors (see below), whose sum is σ = 74540356800. Its totient is φ = 25790762016.

The previous prime is 45144043981. The next prime is 45144044047. The reversal of 45144044001 is 10044044154.

It is not a de Polignac number, because 45144044001 - 2¹¹ = 45144041953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45144042001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207826 + ... + 365348.

It is an arithmetic number, because the mean of its divisors is an integer number (3105848200).

Almost surely, 2^45144044001 is an apocalyptic number.

It is an amenable number.

45144044001 is a deficient number, since it is larger than the sum of its proper divisors (29396312799).

45144044001 is a wasteful number, since it uses less digits than its factorization.

45144044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162085 (or 162082 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 45144044001 its reverse (10044044154), we get a palindrome (55188088155).

The spelling of 45144044001 in words is "forty-five billion, one hundred forty-four million, forty-four thousand, one".