53328404444 has 24 divisors (see below), whose sum is σ = 106665259008. Its totient is φ = 22853219760.

The previous prime is 53328404443. The next prime is 53328404447. The reversal of 53328404444 is 44440482335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53328404443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320789 + ... + 457779.

It is an arithmetic number, because the mean of its divisors is an integer number (4444385792).

Almost surely, 2^53328404444 is an apocalyptic number.

It is an amenable number.

53328404444 is an abundant number, since it is smaller than the sum of its proper divisors (53336854564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53328404444 is a wasteful number, since it uses less digits than its factorization.

53328404444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150905 (or 150903 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 41.

Adding to 53328404444 its reverse (44440482335), we get a palindrome (97768886779).

The spelling of 53328404444 in words is "fifty-three billion, three hundred twenty-eight million, four hundred four thousand, four hundred forty-four".