1679535074917 has 8 divisors (see below), whose sum is σ = 1919478520512. Its totient is φ = 1439594095200.

The previous prime is 1679535074851. The next prime is 1679535074923. The reversal of 1679535074917 is 7194705359761.

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-1679535074917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1679535074957) 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, 1199817 + ... + 2190577.

It is an arithmetic number, because the mean of its divisors is an integer number (239934815064).

Almost surely, 2^{1679535074917} is an apocalyptic number.

It is an amenable number.

1679535074917 is a deficient number, since it is larger than the sum of its proper divisors (239943445595).

1679535074917 is an equidigital number, since it uses as much as digits as its factorization.

1679535074917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232939.

The product of its (nonzero) digits is 50009400, while the sum is 64.

The spelling of 1679535074917 in words is "one trillion, six hundred seventy-nine billion, five hundred thirty-five million, seventy-four thousand, nine hundred seventeen".