800073578427 has 16 divisors (see below), whose sum is σ = 1091651404800. Its totient is φ = 520940845152.

The previous prime is 800073578419. The next prime is 800073578459. The reversal of 800073578427 is 724875370008.

It is a happy number.

It is not a de Polignac number, because 800073578427 - 2³ = 800073578419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 800073578427.

It is not an unprimeable number, because it can be changed into a prime (800073578497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1647574 + ... + 2077172.

It is an arithmetic number, because the mean of its divisors is an integer number (68228212800).

Almost surely, 2^800073578427 is an apocalyptic number.

800073578427 is a deficient number, since it is larger than the sum of its proper divisors (291577826373).

800073578427 is a wasteful number, since it uses less digits than its factorization.

800073578427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444082.

The product of its (nonzero) digits is 2634240, while the sum is 51.

The spelling of 800073578427 in words is "eight hundred billion, seventy-three million, five hundred seventy-eight thousand, four hundred twenty-seven".