1679869514066 has 8 divisors (see below), whose sum is σ = 2523081001980. Its totient is φ = 838842513408.

The previous prime is 1679869514041. The next prime is 1679869514117. The reversal of 1679869514066 is 6604159689761.

It can be written as a sum of positive squares in 2 ways, for example, as 1500245274025 + 179624240041 = 1224845^2 + 423821^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1679869513987 and 1679869514005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546119891 + ... + 546122966.

Almost surely, 2^{1679869514066} is an apocalyptic number.

1679869514066 is a deficient number, since it is larger than the sum of its proper divisors (843211487914).

1679869514066 is a wasteful number, since it uses less digits than its factorization.

1679869514066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092243628.

The product of its (nonzero) digits is 117573120, while the sum is 68.

The spelling of 1679869514066 in words is "one trillion, six hundred seventy-nine billion, eight hundred sixty-nine million, five hundred fourteen thousand, sixty-six".