82878167771066 has 8 divisors (see below), whose sum is σ = 129722349554784. Its totient is φ = 39637384586140.

The previous prime is 82878167771053. The next prime is 82878167771081. The reversal of 82878167771066 is 66017776187828.

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

It is a junction number, because it is equal to n+sod(n) for n = 82878167770984 and 82878167771002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900849649640 + ... + 900849649731.

It is an arithmetic number, because the mean of its divisors is an integer number (16215293694348).

Almost surely, 2^{82878167771066} is an apocalyptic number.

82878167771066 is a deficient number, since it is larger than the sum of its proper divisors (46844181783718).

82878167771066 is a wasteful number, since it uses less digits than its factorization.

82878167771066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801699299396.

The product of its (nonzero) digits is 531062784, while the sum is 74.

The spelling of 82878167771066 in words is "eighty-two trillion, eight hundred seventy-eight billion, one hundred sixty-seven million, seven hundred seventy-one thousand, sixty-six".