82665438768046 has 8 divisors (see below), whose sum is σ = 124010436443400. Its totient is φ = 41328626620248.

The previous prime is 82665438768007. The next prime is 82665438768049. The reversal of 82665438768046 is 64086783456628.

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

It is a super-3 number, since 3×82665438768046³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82665438768046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82665438768049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2046356641 + ... + 2046397036.

It is an arithmetic number, because the mean of its divisors is an integer number (15501304555425).

Almost surely, 2^{82665438768046} is an apocalyptic number.

82665438768046 is a deficient number, since it is larger than the sum of its proper divisors (41344997675354).

82665438768046 is a wasteful number, since it uses less digits than its factorization.

82665438768046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4092763778.

The product of its (nonzero) digits is 2229534720, while the sum is 73.

The spelling of 82665438768046 in words is "eighty-two trillion, six hundred sixty-five billion, four hundred thirty-eight million, seven hundred sixty-eight thousand, forty-six".