800663467453 has 4 divisors (see below), whose sum is σ = 804190619520. Its totient is φ = 797136315388.

The previous prime is 800663467451. The next prime is 800663467529. The reversal of 800663467453 is 354764366008.

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 800663467453 - 2¹ = 800663467451 is a prime.

It is a super-2 number, since 2×800663467453² (a number of 25 digits) contains 22 as substring.

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 800663467453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800663467451) 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, 1763575693 + ... + 1763576146.

It is an arithmetic number, because the mean of its divisors is an integer number (201047654880).

Almost surely, 2^800663467453 is an apocalyptic number.

It is an amenable number.

800663467453 is a deficient number, since it is larger than the sum of its proper divisors (3527152067).

800663467453 is a wasteful number, since it uses less digits than its factorization.

800663467453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3527152066.

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 800663467453 in words is "eight hundred billion, six hundred sixty-three million, four hundred sixty-seven thousand, four hundred fifty-three".