82378448666006 has 16 divisors (see below), whose sum is σ = 123918496307424. Its totient is φ = 41072284687104.

The previous prime is 82378448665927. The next prime is 82378448666069. The reversal of 82378448666006 is 60066684487328.

It is a congruent 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, 167893871 + ... + 168383813.

It is an arithmetic number, because the mean of its divisors is an integer number (7744906019214).

Almost surely, 2^{82378448666006} is an apocalyptic number.

82378448666006 is a deficient number, since it is larger than the sum of its proper divisors (41540047641418).

82378448666006 is a wasteful number, since it uses less digits than its factorization.

82378448666006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728455.

The product of its (nonzero) digits is 445906944, while the sum is 68.

The spelling of 82378448666006 in words is "eighty-two trillion, three hundred seventy-eight billion, four hundred forty-eight million, six hundred sixty-six thousand, six".