799764159 has 4 divisors (see below), whose sum is σ = 1066352216. Its totient is φ = 533176104.

The previous prime is 799764137. The next prime is 799764187. The reversal of 799764159 is 951467997.

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

It is not a de Polignac number, because 799764159 - 2¹⁶ = 799698623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 799764099 and 799764108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799764109) 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, 133294024 + ... + 133294029.

It is an arithmetic number, because the mean of its divisors is an integer number (266588054).

Almost surely, 2^799764159 is an apocalyptic number.

799764159 is a deficient number, since it is larger than the sum of its proper divisors (266588057).

799764159 is a wasteful number, since it uses less digits than its factorization.

799764159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266588056.

The product of its digits is 4286520, while the sum is 57.

The square root of 799764159 is about 28280.1018208917. The cubic root of 799764159 is about 928.2265346775.

The spelling of 799764159 in words is "seven hundred ninety-nine million, seven hundred sixty-four thousand, one hundred fifty-nine".