1677678868673 has 8 divisors (see below), whose sum is σ = 1737960531456. Its totient is φ = 1617782392800.

The previous prime is 1677678868669. The next prime is 1677678868687. The reversal of 1677678868673 is 3768688767761.

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

It is not a de Polignac number, because 1677678868673 - 2² = 1677678868669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1677678868603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96287861 + ... + 96305282.

It is an arithmetic number, because the mean of its divisors is an integer number (217245066432).

Almost surely, 2^{1677678868673} is an apocalyptic number.

It is an amenable number.

1677678868673 is a deficient number, since it is larger than the sum of its proper divisors (60281662783).

1677678868673 is a wasteful number, since it uses less digits than its factorization.

1677678868673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192593455.

The product of its digits is 4779565056, while the sum is 80.

The spelling of 1677678868673 in words is "one trillion, six hundred seventy-seven billion, six hundred seventy-eight million, eight hundred sixty-eight thousand, six hundred seventy-three".