799085767789 has 4 divisors (see below), whose sum is σ = 799123622620. Its totient is φ = 799047912960.

The previous prime is 799085767691. The next prime is 799085767819. The reversal of 799085767789 is 987767580997.

799085767789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 271889244900 + 527196522889 = 521430^2 + 726083^2 .

It is a cyclic number.

It is not a de Polignac number, because 799085767789 - 2⁷ = 799085767661 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 (799085767289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18895734 + ... + 18937975.

It is an arithmetic number, because the mean of its divisors is an integer number (199780905655).

Almost surely, 2^799085767789 is an apocalyptic number.

It is an amenable number.

799085767789 is a deficient number, since it is larger than the sum of its proper divisors (37854831).

799085767789 is a wasteful number, since it uses less digits than its factorization.

799085767789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37854830.

The product of its (nonzero) digits is 3360631680, while the sum is 82.

The spelling of 799085767789 in words is "seven hundred ninety-nine billion, eighty-five million, seven hundred sixty-seven thousand, seven hundred eighty-nine".