397801066828304 has 10 divisors (see below), whose sum is σ = 770739566979870. Its totient is φ = 198900533414144.

The previous prime is 397801066828303. The next prime is 397801066828391. The reversal of 397801066828304 is 403828660108793.

It can be written as a sum of positive squares in only one way, i.e., 379546297874704 + 18254768953600 = 19481948^2 + 4272560^2 .

It is not an unprimeable number, because it can be changed into a prime (397801066828303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12431283338369 + ... + 12431283338400.

It is an arithmetic number, because the mean of its divisors is an integer number (77073956697987).

Almost surely, 2^{397801066828304} is an apocalyptic number.

It is an amenable number.

397801066828304 is a deficient number, since it is larger than the sum of its proper divisors (372938500151566).

397801066828304 is a wasteful number, since it uses less digits than its factorization.

397801066828304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24862566676777 (or 24862566676771 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 65.

The spelling of 397801066828304 in words is "three hundred ninety-seven trillion, eight hundred one billion, sixty-six million, eight hundred twenty-eight thousand, three hundred four".