44454445444 has 24 divisors (see below), whose sum is σ = 78765916320. Its totient is φ = 21950881536.

The previous prime is 44454445391. The next prime is 44454445457.

44454445444 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44454445394 and 44454445403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58527 + ... + 303865.

It is an arithmetic number, because the mean of its divisors is an integer number (3281913180).

Almost surely, 2^44454445444 is an apocalyptic number.

It is an amenable number.

44454445444 is a deficient number, since it is larger than the sum of its proper divisors (34311470876).

44454445444 is a wasteful number, since it uses less digits than its factorization.

44454445444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245907 (or 245905 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 46.

The spelling of 44454445444 in words is "forty-four billion, four hundred fifty-four million, four hundred forty-five thousand, four hundred forty-four".