82657142166 has 16 divisors (see below), whose sum is σ = 165398096304. Its totient is φ = 27538412064.

The previous prime is 82657142131. The next prime is 82657142167. The reversal of 82657142166 is 66124175628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82657142167) 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, 3479341 + ... + 3503016.

It is an arithmetic number, because the mean of its divisors is an integer number (10337381019).

Almost surely, 2^82657142166 is an apocalyptic number.

82657142166 is an abundant number, since it is smaller than the sum of its proper divisors (82740954138).

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

82657142166 is a wasteful number, since it uses less digits than its factorization.

82657142166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6984335.

The product of its digits is 967680, while the sum is 48.

The spelling of 82657142166 in words is "eighty-two billion, six hundred fifty-seven million, one hundred forty-two thousand, one hundred sixty-six".