802008602009 has 4 divisors (see below), whose sum is σ = 802022006016. Its totient is φ = 801995198004.

The previous prime is 802008601967. The next prime is 802008602011. The reversal of 802008602009 is 900206800208.

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 not a de Polignac number, because 802008602009 - 2³⁶ = 733289125273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 802008602009.

It is not an unprimeable number, because it can be changed into a prime (802008602509) 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, 6611849 + ... + 6732054.

It is an arithmetic number, because the mean of its divisors is an integer number (200505501504).

Almost surely, 2^802008602009 is an apocalyptic number.

It is an amenable number.

802008602009 is a deficient number, since it is larger than the sum of its proper divisors (13404007).

802008602009 is a wasteful number, since it uses less digits than its factorization.

802008602009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13404006.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 802008602009 in words is "eight hundred two billion, eight million, six hundred two thousand, nine".