82162783187 has 2 divisors, whose sum is σ = 82162783188. Its totient is φ = 82162783186.

The previous prime is 82162783177. The next prime is 82162783189. The reversal of 82162783187 is 78138726128.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82162783187 - 2¹⁸ = 82162521043 is a prime.

Together with 82162783189, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82162783189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41081391593 + 41081391594.

It is an arithmetic number, because the mean of its divisors is an integer number (41081391594).

Almost surely, 2^82162783187 is an apocalyptic number.

82162783187 is a deficient number, since it is larger than the sum of its proper divisors (1).

82162783187 is an equidigital number, since it uses as much as digits as its factorization.

82162783187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1806336, while the sum is 53.

The spelling of 82162783187 in words is "eighty-two billion, one hundred sixty-two million, seven hundred eighty-three thousand, one hundred eighty-seven".