1966966795 has 8 divisors (see below), whose sum is σ = 2383276896. Its totient is φ = 1558295616.

The previous prime is 1966966733. The next prime is 1966966801. The reversal of 1966966795 is 5976696691.

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

It is a cyclic number.

It is not a de Polignac number, because 1966966795 - 2⁷ = 1966966667 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, 1909162 + ... + 1910191.

It is an arithmetic number, because the mean of its divisors is an integer number (297909612).

Almost surely, 2^1966966795 is an apocalyptic number.

1966966795 is a deficient number, since it is larger than the sum of its proper divisors (416310101).

1966966795 is a wasteful number, since it uses less digits than its factorization.

1966966795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819461.

The product of its digits is 33067440, while the sum is 64.

The square root of 1966966795 is about 44350.4993771209. The cubic root of 1966966795 is about 1252.9459678312.

The spelling of 1966966795 in words is "one billion, nine hundred sixty-six million, nine hundred sixty-six thousand, seven hundred ninety-five".