52069616543 has 4 divisors (see below), whose sum is σ = 59508133200. Its totient is φ = 44631099888.

The previous prime is 52069616539. The next prime is 52069616549. The reversal of 52069616543 is 34561696025.

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 52069616543 - 2² = 52069616539 is a prime.

It is a super-2 number, since 2×52069616543² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52069616549) 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, 3719258318 + ... + 3719258331.

It is an arithmetic number, because the mean of its divisors is an integer number (14877033300).

Almost surely, 2^52069616543 is an apocalyptic number.

52069616543 is a deficient number, since it is larger than the sum of its proper divisors (7438516657).

52069616543 is an equidigital number, since it uses as much as digits as its factorization.

52069616543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7438516656.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 52069616543 in words is "fifty-two billion, sixty-nine million, six hundred sixteen thousand, five hundred forty-three".