82665158047814 has 32 divisors (see below), whose sum is σ = 127042642560000. Its totient is φ = 40328593683840.

The previous prime is 82665158047763. The next prime is 82665158047817. The reversal of 82665158047814 is 41874085156628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82665158047817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99818312 + ... + 100643060.

It is an arithmetic number, because the mean of its divisors is an integer number (3970082580000).

Almost surely, 2^{82665158047814} is an apocalyptic number.

82665158047814 is a deficient number, since it is larger than the sum of its proper divisors (44377484512186).

82665158047814 is a wasteful number, since it uses less digits than its factorization.

82665158047814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831408.

The product of its (nonzero) digits is 103219200, while the sum is 65.

The spelling of 82665158047814 in words is "eighty-two trillion, six hundred sixty-five billion, one hundred fifty-eight million, forty-seven thousand, eight hundred fourteen".