1670678667683 has 4 divisors (see below), whose sum is σ = 1672038049440. Its totient is φ = 1669319285928.

The previous prime is 1670678667659. The next prime is 1670678667727. The reversal of 1670678667683 is 3867668760761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1670678667683 - 2³⁶ = 1601959190947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1670678667883) 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, 679689035 + ... + 679691492.

It is an arithmetic number, because the mean of its divisors is an integer number (418009512360).

Almost surely, 2^{1670678667683} is an apocalyptic number.

1670678667683 is a deficient number, since it is larger than the sum of its proper divisors (1359381757).

1670678667683 is a wasteful number, since it uses less digits than its factorization.

1670678667683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359381756.

The product of its (nonzero) digits is 512096256, while the sum is 71.

The spelling of 1670678667683 in words is "one trillion, six hundred seventy billion, six hundred seventy-eight million, six hundred sixty-seven thousand, six hundred eighty-three".