6530629543 has 4 divisors (see below), whose sum is σ = 6914784240. Its totient is φ = 6146474848.

The previous prime is 6530629541. The next prime is 6530629571. The reversal of 6530629543 is 3459260356.

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

It is not a de Polignac number, because 6530629543 - 2¹ = 6530629541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6530629543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6530629541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192077323 + ... + 192077356.

It is an arithmetic number, because the mean of its divisors is an integer number (1728696060).

Almost surely, 2^6530629543 is an apocalyptic number.

6530629543 is a deficient number, since it is larger than the sum of its proper divisors (384154697).

6530629543 is a wasteful number, since it uses less digits than its factorization.

6530629543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384154696.

The product of its (nonzero) digits is 583200, while the sum is 43.

The square root of 6530629543 is about 80812.3105906520. The cubic root of 6530629543 is about 1869.1823990222.

Adding to 6530629543 its reverse (3459260356), we get a palindrome (9989889899).

It can be divided in two parts, 65306 and 29543, that added together give a palindrome (94849).

The spelling of 6530629543 in words is "six billion, five hundred thirty million, six hundred twenty-nine thousand, five hundred forty-three".