997000000799 has 8 divisors (see below), whose sum is σ = 1095938933760. Its totient is φ = 899444829400.

The previous prime is 997000000793. The next prime is 997000000823.

997000000799 is nontrivially palindromic in base 10.

997000000799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 997000000799 - 2²⁰ = 996998952223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997000000793) 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, 345938879 + ... + 345941760.

It is an arithmetic number, because the mean of its divisors is an integer number (136992366720).

Almost surely, 2^997000000799 is an apocalyptic number.

997000000799 is a deficient number, since it is larger than the sum of its proper divisors (98938932961).

997000000799 is a wasteful number, since it uses less digits than its factorization.

997000000799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691880781.

The product of its (nonzero) digits is 321489, while the sum is 50.

It can be divided in two parts, 997000000 and 799, that added together give a palindrome (997000799).

The spelling of 997000000799 in words is "nine hundred ninety-seven billion, seven hundred ninety-nine", and thus it is an aban number.