53444443063 has 8 divisors (see below), whose sum is σ = 58519771920. Its totient is φ = 48405238080.

The previous prime is 53444443061. The next prime is 53444443067. The reversal of 53444443063 is 36034444435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53444443063 - 2¹ = 53444443061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53444443061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9027870 + ... + 9033787.

It is an arithmetic number, because the mean of its divisors is an integer number (7314971490).

Almost surely, 2^53444443063 is an apocalyptic number.

53444443063 is a deficient number, since it is larger than the sum of its proper divisors (5075328857).

53444443063 is a wasteful number, since it uses less digits than its factorization.

53444443063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18061937.

The product of its (nonzero) digits is 829440, while the sum is 40.

Adding to 53444443063 its reverse (36034444435), we get a palindrome (89478887498).

The spelling of 53444443063 in words is "fifty-three billion, four hundred forty-four million, four hundred forty-three thousand, sixty-three".