53389279148543 has 24 divisors (see below), whose sum is σ = 58331492494464. Its totient is φ = 48575630678400.

The previous prime is 53389279148479. The next prime is 53389279148551. The reversal of 53389279148543 is 34584197298335.

It is not a de Polignac number, because 53389279148543 - 2⁶ = 53389279148479 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 (53389279141543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28670021 + ... + 30475377.

It is an arithmetic number, because the mean of its divisors is an integer number (2430478853936).

Almost surely, 2^{53389279148543} is an apocalyptic number.

53389279148543 is a deficient number, since it is larger than the sum of its proper divisors (4942213345921).

53389279148543 is a wasteful number, since it uses less digits than its factorization.

53389279148543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805795 (or 1805694 counting only the distinct ones).

The product of its digits is 783820800, while the sum is 71.

The spelling of 53389279148543 in words is "fifty-three trillion, three hundred eighty-nine billion, two hundred seventy-nine million, one hundred forty-eight thousand, five hundred forty-three".