199264607297 has 16 divisors (see below), whose sum is σ = 228505007232. Its totient is φ = 170218688640.

The previous prime is 199264607281. The next prime is 199264607303. The reversal of 199264607297 is 792706462991.

It is not a de Polignac number, because 199264607297 - 2⁴ = 199264607281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199264607207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2450903 + ... + 2530899.

It is an arithmetic number, because the mean of its divisors is an integer number (14281562952).

Almost surely, 2^199264607297 is an apocalyptic number.

It is an amenable number.

199264607297 is a deficient number, since it is larger than the sum of its proper divisors (29240399935).

199264607297 is an equidigital number, since it uses as much as digits as its factorization.

199264607297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81208.

The product of its (nonzero) digits is 20575296, while the sum is 62.

The spelling of 199264607297 in words is "one hundred ninety-nine billion, two hundred sixty-four million, six hundred seven thousand, two hundred ninety-seven".