397733068799 has 4 divisors (see below), whose sum is σ = 433890620520. Its totient is φ = 361575517080.

The previous prime is 397733068787. The next prime is 397733068813. The reversal of 397733068799 is 997860337793.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-397733068799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397733068709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18078775844 + ... + 18078775865.

It is an arithmetic number, because the mean of its divisors is an integer number (108472655130).

Almost surely, 2^397733068799 is an apocalyptic number.

397733068799 is a deficient number, since it is larger than the sum of its proper divisors (36157551721).

397733068799 is a wasteful number, since it uses less digits than its factorization.

397733068799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36157551720.

The product of its (nonzero) digits is 324060912, while the sum is 71.

The spelling of 397733068799 in words is "three hundred ninety-seven billion, seven hundred thirty-three million, sixty-eight thousand, seven hundred ninety-nine".