52551541543 has 4 divisors (see below), whose sum is σ = 52587561880. Its totient is φ = 52515521208.

The previous prime is 52551541531. The next prime is 52551541591. The reversal of 52551541543 is 34514515525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52551541543 - 2¹³ = 52551533351 is a prime.

It is a super-3 number, since 3×52551541543³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52551541496 and 52551541505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52551542543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18007980 + ... + 18010897.

It is an arithmetic number, because the mean of its divisors is an integer number (13146890470).

Almost surely, 2^52551541543 is an apocalyptic number.

52551541543 is a deficient number, since it is larger than the sum of its proper divisors (36020337).

52551541543 is a wasteful number, since it uses less digits than its factorization.

52551541543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36020336.

The product of its digits is 300000, while the sum is 40.

The spelling of 52551541543 in words is "fifty-two billion, five hundred fifty-one million, five hundred forty-one thousand, five hundred forty-three".