82543229141 has 4 divisors (see below), whose sum is σ = 85205913984. Its totient is φ = 79880544300.

The previous prime is 82543229137. The next prime is 82543229179. The reversal of 82543229141 is 14192234528.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82543229141 - 2² = 82543229137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82543229641) 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, 1331342375 + ... + 1331342436.

It is an arithmetic number, because the mean of its divisors is an integer number (21301478496).

Almost surely, 2^82543229141 is an apocalyptic number.

It is an amenable number.

82543229141 is a deficient number, since it is larger than the sum of its proper divisors (2662684843).

82543229141 is a wasteful number, since it uses less digits than its factorization.

82543229141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662684842.

The product of its digits is 138240, while the sum is 41.

The spelling of 82543229141 in words is "eighty-two billion, five hundred forty-three million, two hundred twenty-nine thousand, one hundred forty-one".