82640180834841 has 32 divisors (see below), whose sum is σ = 130478534968320. Its totient is φ = 45546673708224.

The previous prime is 82640180834821. The next prime is 82640180834867. The reversal of 82640180834841 is 14843808104628.

It is not a de Polignac number, because 82640180834841 - 2²² = 82640176640537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82640180834821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 629171095 + ... + 629302428.

It is an arithmetic number, because the mean of its divisors is an integer number (4077454217760).

Almost surely, 2^{82640180834841} is an apocalyptic number.

It is an amenable number.

82640180834841 is a deficient number, since it is larger than the sum of its proper divisors (47838354133479).

82640180834841 is a wasteful number, since it uses less digits than its factorization.

82640180834841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258473645.

The product of its (nonzero) digits is 9437184, while the sum is 57.

The spelling of 82640180834841 in words is "eighty-two trillion, six hundred forty billion, one hundred eighty million, eight hundred thirty-four thousand, eight hundred forty-one".