440553542055 has 16 divisors (see below), whose sum is σ = 768966182784. Its totient is φ = 213601717280.

The previous prime is 440553542053. The next prime is 440553542059. The reversal of 440553542055 is 550245355044.

It is not a de Polignac number, because 440553542055 - 2¹ = 440553542053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440553541998 and 440553542016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440553542053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1335010569 + ... + 1335010898.

It is an arithmetic number, because the mean of its divisors is an integer number (48060386424).

Almost surely, 2^440553542055 is an apocalyptic number.

440553542055 is a deficient number, since it is larger than the sum of its proper divisors (328412640729).

440553542055 is a wasteful number, since it uses less digits than its factorization.

440553542055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670021486.

The product of its (nonzero) digits is 1200000, while the sum is 42.

Adding to 440553542055 its reverse (550245355044), we get a palindrome (990798897099).

The spelling of 440553542055 in words is "four hundred forty billion, five hundred fifty-three million, five hundred forty-two thousand, fifty-five".