797720811013 has 8 divisors (see below), whose sum is σ = 965309216832. Its totient is φ = 643539477696.

The previous prime is 797720810993. The next prime is 797720811073. The reversal of 797720811013 is 310118027797.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797720811013 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 (797720811073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3351767995 + ... + 3351768232.

It is an arithmetic number, because the mean of its divisors is an integer number (120663652104).

Almost surely, 2^797720811013 is an apocalyptic number.

It is an amenable number.

797720811013 is a deficient number, since it is larger than the sum of its proper divisors (167588405819).

797720811013 is a wasteful number, since it uses less digits than its factorization.

797720811013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6703536251.

The product of its (nonzero) digits is 148176, while the sum is 46.

The spelling of 797720811013 in words is "seven hundred ninety-seven billion, seven hundred twenty million, eight hundred eleven thousand, thirteen".