82080374138 has 16 divisors (see below), whose sum is σ = 143094116160. Its totient is φ = 34581077376.

The previous prime is 82080374119. The next prime is 82080374143. The reversal of 82080374138 is 83147308028.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49684631 + ... + 49686282.

It is an arithmetic number, because the mean of its divisors is an integer number (8943382260).

Almost surely, 2^82080374138 is an apocalyptic number.

82080374138 is a deficient number, since it is larger than the sum of its proper divisors (61013742022).

82080374138 is a wasteful number, since it uses less digits than its factorization.

82080374138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99370981.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 82080374138 in words is "eighty-two billion, eighty million, three hundred seventy-four thousand, one hundred thirty-eight".