800680511633 has 4 divisors (see below), whose sum is σ = 800690887920. Its totient is φ = 800670135348.

The previous prime is 800680511597. The next prime is 800680511663. The reversal of 800680511633 is 336115086008.

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-800680511633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (800680511663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5071523 + ... + 5227016.

It is an arithmetic number, because the mean of its divisors is an integer number (200172721980).

Almost surely, 2^800680511633 is an apocalyptic number.

It is an amenable number.

800680511633 is a deficient number, since it is larger than the sum of its proper divisors (10376287).

800680511633 is a wasteful number, since it uses less digits than its factorization.

800680511633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10376286.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 800680511633 in words is "eight hundred billion, six hundred eighty million, five hundred eleven thousand, six hundred thirty-three".