1668430246835 has 8 divisors (see below), whose sum is σ = 2184126868656. Its totient is φ = 1213403815840.

The previous prime is 1668430246823. The next prime is 1668430246867. The reversal of 1668430246835 is 5386420348661.

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

It is not a de Polignac number, because 1668430246835 - 2²⁰ = 1668429198259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15167547644 + ... + 15167547753.

It is an arithmetic number, because the mean of its divisors is an integer number (273015858582).

Almost surely, 2^{1668430246835} is an apocalyptic number.

1668430246835 is a deficient number, since it is larger than the sum of its proper divisors (515696621821).

1668430246835 is a wasteful number, since it uses less digits than its factorization.

1668430246835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30335095413.

The product of its (nonzero) digits is 19906560, while the sum is 56.

The spelling of 1668430246835 in words is "one trillion, six hundred sixty-eight billion, four hundred thirty million, two hundred forty-six thousand, eight hundred thirty-five".