52130565671 has 4 divisors (see below), whose sum is σ = 55197069552. Its totient is φ = 49064061792.

The previous prime is 52130565667. The next prime is 52130565673. The reversal of 52130565671 is 17656503125.

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 52130565671 - 2² = 52130565667 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 (52130565673) 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, 1533251915 + ... + 1533251948.

It is an arithmetic number, because the mean of its divisors is an integer number (13799267388).

Almost surely, 2^52130565671 is an apocalyptic number.

52130565671 is a deficient number, since it is larger than the sum of its proper divisors (3066503881).

52130565671 is a wasteful number, since it uses less digits than its factorization.

52130565671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066503880.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 52130565671 in words is "fifty-two billion, one hundred thirty million, five hundred sixty-five thousand, six hundred seventy-one".