797904645573 has 32 divisors (see below), whose sum is σ = 1241508153600. Its totient is φ = 455636778240.

The previous prime is 797904645557. The next prime is 797904645583. The reversal of 797904645573 is 375546409797.

It is not a de Polignac number, because 797904645573 - 2⁴ = 797904645557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797904645533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1262161 + ... + 1785737.

It is an arithmetic number, because the mean of its divisors is an integer number (38797129800).

Almost surely, 2^797904645573 is an apocalyptic number.

It is an amenable number.

797904645573 is a deficient number, since it is larger than the sum of its proper divisors (443603508027).

797904645573 is a wasteful number, since it uses less digits than its factorization.

797904645573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525082 (or 525068 counting only the distinct ones).

The product of its (nonzero) digits is 200037600, while the sum is 66.

The spelling of 797904645573 in words is "seven hundred ninety-seven billion, nine hundred four million, six hundred forty-five thousand, five hundred seventy-three".