1670495043218 has 8 divisors (see below), whose sum is σ = 2586572970240. Its totient is φ = 808304053140.

The previous prime is 1670495043209. The next prime is 1670495043257. The reversal of 1670495043218 is 8123405940761.

It is a happy number.

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

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, 13471734158 + ... + 13471734281.

It is an arithmetic number, because the mean of its divisors is an integer number (323321621280).

It is a 1-persistent number, because it is pandigital, but 2⋅1670495043218 = 3340990086436 is not.

Almost surely, 2^{1670495043218} is an apocalyptic number.

1670495043218 is a deficient number, since it is larger than the sum of its proper divisors (916077927022).

1670495043218 is a wasteful number, since it uses less digits than its factorization.

1670495043218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26943468472.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 1670495043218 in words is "one trillion, six hundred seventy billion, four hundred ninety-five million, forty-three thousand, two hundred eighteen".