797198073361 has 4 divisors (see below), whose sum is σ = 797203233792. Its totient is φ = 797192912932.

The previous prime is 797198073337. The next prime is 797198073407. The reversal of 797198073361 is 163370891797.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 797198073361 - 2³¹ = 795050589713 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 797198073361.

It is not an unprimeable number, because it can be changed into a prime (797198073461) 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, 2341105 + ... + 2659918.

It is an arithmetic number, because the mean of its divisors is an integer number (199300808448).

Almost surely, 2^797198073361 is an apocalyptic number.

It is an amenable number.

797198073361 is a deficient number, since it is larger than the sum of its proper divisors (5160431).

797198073361 is a wasteful number, since it uses less digits than its factorization.

797198073361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5160430.

The product of its (nonzero) digits is 12002256, while the sum is 61.

The spelling of 797198073361 in words is "seven hundred ninety-seven billion, one hundred ninety-eight million, seventy-three thousand, three hundred sixty-one".