800821164470 has 8 divisors (see below), whose sum is σ = 1441478096064. Its totient is φ = 320328465784.

The previous prime is 800821164371. The next prime is 800821164487. The reversal of 800821164470 is 74461128008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40041058214 + ... + 40041058233.

It is an arithmetic number, because the mean of its divisors is an integer number (180184762008).

Almost surely, 2^800821164470 is an apocalyptic number.

800821164470 is a deficient number, since it is larger than the sum of its proper divisors (640656931594).

800821164470 is a wasteful number, since it uses less digits than its factorization.

800821164470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80082116454.

The product of its (nonzero) digits is 86016, while the sum is 41.

The spelling of 800821164470 in words is "eight hundred billion, eight hundred twenty-one million, one hundred sixty-four thousand, four hundred seventy".