797999799999 has 8 divisors (see below), whose sum is σ = 1064964379392. Its totient is φ = 531517543640.

The previous prime is 797999799979. The next prime is 797999800021. The reversal of 797999799999 is 999997999797.

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

It is a cyclic number.

It is not a de Polignac number, because 797999799999 - 2¹³ = 797999791807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797999799929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120576897 + ... + 120583514.

It is an arithmetic number, because the mean of its divisors is an integer number (133120547424).

Almost surely, 2^797999799999 is an apocalyptic number.

797999799999 is a deficient number, since it is larger than the sum of its proper divisors (266964579393).

797999799999 is a wasteful number, since it uses less digits than its factorization.

797999799999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241161517.

The product of its digits is 132885227727, while the sum is 102.

The spelling of 797999799999 in words is "seven hundred ninety-seven billion, nine hundred ninety-nine million, seven hundred ninety-nine thousand, nine hundred ninety-nine".