82184125212 has 54 divisors (see below), whose sum is σ = 237433953848. Its totient is φ = 23479878384.

The previous prime is 82184125211. The next prime is 82184125213. The reversal of 82184125212 is 21252148128.

It is a happy number.

82184125212 is a `hidden beast` number, since 8 + 21 + 8 + 412 + 5 + 212 = 666.

It is an interprime number because it is at equal distance from previous prime (82184125211) and next prime (82184125213).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82184125211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4541839 + ... + 4559897.

Almost surely, 2^82184125212 is an apocalyptic number.

It is an amenable number.

82184125212 is an abundant number, since it is smaller than the sum of its proper divisors (155249828636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82184125212 is an equidigital number, since it uses as much as digits as its factorization.

82184125212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36135 (or 18071 counting only the distinct ones).

The product of its digits is 20480, while the sum is 36.

The spelling of 82184125212 in words is "eighty-two billion, one hundred eighty-four million, one hundred twenty-five thousand, two hundred twelve".