53552355543 has 12 divisors (see below), whose sum is σ = 77405441568. Its totient is φ = 35677552320.

The previous prime is 53552355529. The next prime is 53552355553. The reversal of 53552355543 is 34555325535.

53552355543 is a `hidden beast` number, since 5 + 3 + 5 + 52 + 3 + 55 + 543 = 666.

It is not a de Polignac number, because 53552355543 - 2¹⁰ = 53552354519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53552355553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1987378 + ... + 2014143.

It is an arithmetic number, because the mean of its divisors is an integer number (6450453464).

Almost surely, 2^53552355543 is an apocalyptic number.

53552355543 is a deficient number, since it is larger than the sum of its proper divisors (23853086025).

53552355543 is a wasteful number, since it uses less digits than its factorization.

53552355543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003014 (or 4003011 counting only the distinct ones).

The product of its digits is 3375000, while the sum is 45.

The spelling of 53552355543 in words is "fifty-three billion, five hundred fifty-two million, three hundred fifty-five thousand, five hundred forty-three".