82563655189 has 4 divisors (see below), whose sum is σ = 82567116640. Its totient is φ = 82560193740.

The previous prime is 82563655177. The next prime is 82563655199. The reversal of 82563655189 is 98155636528.

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 82563655189 - 2³¹ = 80416171541 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 (82563655169) 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, 1694697 + ... + 1742734.

It is an arithmetic number, because the mean of its divisors is an integer number (20641779160).

Almost surely, 2^82563655189 is an apocalyptic number.

It is an amenable number.

82563655189 is a deficient number, since it is larger than the sum of its proper divisors (3461451).

82563655189 is a wasteful number, since it uses less digits than its factorization.

82563655189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461450.

The product of its digits is 15552000, while the sum is 58.

The spelling of 82563655189 in words is "eighty-two billion, five hundred sixty-three million, six hundred fifty-five thousand, one hundred eighty-nine".