58431813485 has 4 divisors (see below), whose sum is σ = 70118176188. Its totient is φ = 46745450784.

The previous prime is 58431813481. The next prime is 58431813487.

58431813485 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18286882441 + 40144931044 = 135229^2 + 200362^2 .

It is a cyclic number.

It is not a de Polignac number, because 58431813485 - 2² = 58431813481 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 (58431813481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5843181344 + ... + 5843181353.

It is an arithmetic number, because the mean of its divisors is an integer number (17529544047).

Almost surely, 2^58431813485 is an apocalyptic number.

It is an amenable number.

58431813485 is a deficient number, since it is larger than the sum of its proper divisors (11686362703).

58431813485 is a wasteful number, since it uses less digits than its factorization.

58431813485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11686362702.

The product of its digits is 1843200, while the sum is 50.

The spelling of 58431813485 in words is "fifty-eight billion, four hundred thirty-one million, eight hundred thirteen thousand, four hundred eighty-five".