44354334545 has 16 divisors (see below), whose sum is σ = 53640437520. Its totient is φ = 35207288064.

The previous prime is 44354334539. The next prime is 44354334631. The reversal of 44354334545 is 54543345344.

It can be written as a sum of positive squares in 8 ways, for example, as 59660176 + 44294674369 = 7724^2 + 210463^2 .

It is a cyclic number.

It is not a de Polignac number, because 44354334545 - 2⁶ = 44354334481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44354334496 and 44354334505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516719 + ... + 596411.

It is an arithmetic number, because the mean of its divisors is an integer number (3352527345).

Almost surely, 2^44354334545 is an apocalyptic number.

It is an amenable number.

44354334545 is a deficient number, since it is larger than the sum of its proper divisors (9286102975).

44354334545 is a wasteful number, since it uses less digits than its factorization.

44354334545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80564.

The product of its digits is 3456000, while the sum is 44.

Adding to 44354334545 its reverse (54543345344), we get a palindrome (98897679889).

The spelling of 44354334545 in words is "forty-four billion, three hundred fifty-four million, three hundred thirty-four thousand, five hundred forty-five".