800072215089 has 32 divisors (see below), whose sum is σ = 1245287817216. Its totient is φ = 447388294080.

The previous prime is 800072215087. The next prime is 800072215193. The reversal of 800072215089 is 980512270008.

It is not a de Polignac number, because 800072215089 - 2¹ = 800072215087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 800072215089.

It is not an unprimeable number, because it can be changed into a prime (800072215087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6768484 + ... + 6885674.

It is an arithmetic number, because the mean of its divisors is an integer number (38915244288).

Almost surely, 2^800072215089 is an apocalyptic number.

It is an amenable number.

800072215089 is a deficient number, since it is larger than the sum of its proper divisors (445215602127).

800072215089 is a wasteful number, since it uses less digits than its factorization.

800072215089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124165.

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 800072215089 in words is "eight hundred billion, seventy-two million, two hundred fifteen thousand, eighty-nine".