162531873310543 has 8 divisors (see below), whose sum is σ = 179804786864256. Its totient is φ = 145675174541400.

The previous prime is 162531873310517. The next prime is 162531873310627. The reversal of 162531873310543 is 345013378135261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 162531873310543 - 2⁴¹ = 160332850054991 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 (162531873310243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104053695321 + ... + 104053696882.

It is an arithmetic number, because the mean of its divisors is an integer number (22475598358032).

Almost surely, 2^{162531873310543} is an apocalyptic number.

162531873310543 is a deficient number, since it is larger than the sum of its proper divisors (17272913553713).

162531873310543 is a wasteful number, since it uses less digits than its factorization.

162531873310543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208107392285.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 162531873310543 in words is "one hundred sixty-two trillion, five hundred thirty-one billion, eight hundred seventy-three million, three hundred ten thousand, five hundred forty-three".