800079429391 has 8 divisors (see below), whose sum is σ = 878168611584. Its totient is φ = 722882695320.

The previous prime is 800079429379. The next prime is 800079429421. The reversal of 800079429391 is 193924970008.

It is a happy number.

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 800079429391 - 2⁹ = 800079428879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800079429311) 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, 223110151 + ... + 223113736.

It is an arithmetic number, because the mean of its divisors is an integer number (109771076448).

Almost surely, 2^800079429391 is an apocalyptic number.

800079429391 is a deficient number, since it is larger than the sum of its proper divisors (78089182193).

800079429391 is a wasteful number, since it uses less digits than its factorization.

800079429391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446224061.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 800079429391 in words is "eight hundred billion, seventy-nine million, four hundred twenty-nine thousand, three hundred ninety-one".