80000069000009 has 4 divisors (see below), whose sum is σ = 80000413284816. Its totient is φ = 79999724715204.

The previous prime is 80000068999933. The next prime is 80000069000017. The reversal of 80000069000009 is 90000096000008.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80000069000009 is a prime.

It is a super-2 number, since 2×80000069000009² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80000069000099) 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, 171793619 + ... + 172258664.

It is an arithmetic number, because the mean of its divisors is an integer number (20000103321204).

Almost surely, 2^{80000069000009} is an apocalyptic number.

It is an amenable number.

80000069000009 is a deficient number, since it is larger than the sum of its proper divisors (344284807).

80000069000009 is a wasteful number, since it uses less digits than its factorization.

80000069000009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344284806.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 80000069000009 in words is "eighty trillion, sixty-nine million, nine", and thus it is an aban number and an uban number.