1678323580027 has 8 divisors (see below), whose sum is σ = 1723502394432. Its totient is φ = 1633539340800.

The previous prime is 1678323579979. The next prime is 1678323580039. The reversal of 1678323580027 is 7200853238761.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1678323580027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1678323580127) 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 7 ways as a sum of consecutive naturals, for example, 98635174 + ... + 98652187.

It is an arithmetic number, because the mean of its divisors is an integer number (215437799304).

Almost surely, 2^{1678323580027} is an apocalyptic number.

1678323580027 is a deficient number, since it is larger than the sum of its proper divisors (45178814405).

1678323580027 is a wasteful number, since it uses less digits than its factorization.

1678323580027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197287589.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 1678323580027 in words is "one trillion, six hundred seventy-eight billion, three hundred twenty-three million, five hundred eighty thousand, twenty-seven".