82186474101 has 8 divisors (see below), whose sum is σ = 109583347104. Its totient is φ = 54790291920.

The previous prime is 82186474079. The next prime is 82186474159. The reversal of 82186474101 is 10147468128.

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

It is not a de Polignac number, because 82186474101 - 2³⁰ = 81112732277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82186474171) 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, 259186 + ... + 481196.

It is an arithmetic number, because the mean of its divisors is an integer number (13697918388).

Almost surely, 2^82186474101 is an apocalyptic number.

It is an amenable number.

82186474101 is a deficient number, since it is larger than the sum of its proper divisors (27396873003).

82186474101 is a wasteful number, since it uses less digits than its factorization.

82186474101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345411.

The product of its (nonzero) digits is 86016, while the sum is 42.

The spelling of 82186474101 in words is "eighty-two billion, one hundred eighty-six million, four hundred seventy-four thousand, one hundred one".