797996219904 has 800 divisors, whose sum is σ = 2751250471200. Its totient is φ = 228092018688.

The previous prime is 797996219873. The next prime is 797996219941. The reversal of 797996219904 is 409912699797.

797996219904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 760720372 + ... + 760721420.

It is an arithmetic number, because the mean of its divisors is an integer number (3439063089).

Almost surely, 2^797996219904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797996219904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1375625235600).

797996219904 is an abundant number, since it is smaller than the sum of its proper divisors (1953254251296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

797996219904 is a wasteful number, since it uses less digits than its factorization.

797996219904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192 (or 1167 counting only the distinct ones).

The product of its (nonzero) digits is 138883248, while the sum is 72.

The spelling of 797996219904 in words is "seven hundred ninety-seven billion, nine hundred ninety-six million, two hundred nineteen thousand, nine hundred four".