199704960001 has 4 divisors (see below), whose sum is σ = 199712676100. Its totient is φ = 199697243904.

The previous prime is 199704959929. The next prime is 199704960019. The reversal of 199704960001 is 100069407991.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100069407991 = 7 ⋅14295629713.

It can be written as a sum of positive squares in 2 ways, for example, as 75572759025 + 124132200976 = 274905^2 + 352324^2 .

It is a cyclic number.

It is not a de Polignac number, because 199704960001 - 2³⁷ = 62266006529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199704966001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3819096 + ... + 3871033.

It is an arithmetic number, because the mean of its divisors is an integer number (49928169025).

Almost surely, 2^199704960001 is an apocalyptic number.

It is an amenable number.

199704960001 is a deficient number, since it is larger than the sum of its proper divisors (7716099).

199704960001 is an equidigital number, since it uses as much as digits as its factorization.

199704960001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7716098.

The product of its (nonzero) digits is 122472, while the sum is 46.

The spelling of 199704960001 in words is "one hundred ninety-nine billion, seven hundred four million, nine hundred sixty thousand, one".