816008888959 has 8 divisors (see below), whose sum is σ = 937043700480. Its totient is φ = 702782775000.

The previous prime is 816008888941. The next prime is 816008888963. The reversal of 816008888959 is 959888800618.

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

It is a cyclic number.

It is not a de Polignac number, because 816008888959 - 2⁷ = 816008888831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816008888939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1952174167 + ... + 1952174584.

It is an arithmetic number, because the mean of its divisors is an integer number (117130462560).

Almost surely, 2^816008888959 is an apocalyptic number.

816008888959 is a deficient number, since it is larger than the sum of its proper divisors (121034811521).

816008888959 is a wasteful number, since it uses less digits than its factorization.

816008888959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904348781.

The product of its (nonzero) digits is 79626240, while the sum is 70.

The spelling of 816008888959 in words is "eight hundred sixteen billion, eight million, eight hundred eighty-eight thousand, nine hundred fifty-nine".