816095696 has 80 divisors (see below), whose sum is σ = 1748794320. Its totient is φ = 366612480.

The previous prime is 816095681. The next prime is 816095723. The reversal of 816095696 is 696590618.

It can be written as a sum of positive squares in 8 ways, for example, as 25361296 + 790734400 = 5036^2 + 28120^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1995140 + ... + 1995548.

It is an arithmetic number, because the mean of its divisors is an integer number (21859929).

Almost surely, 2^816095696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 816095696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (874397160).

816095696 is an abundant number, since it is smaller than the sum of its proper divisors (932698624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

816095696 is a wasteful number, since it uses less digits than its factorization.

816095696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 658 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 816095696 is about 28567.3886801017. The cubic root of 816095696 is about 934.5022739139.

The spelling of 816095696 in words is "eight hundred sixteen million, ninety-five thousand, six hundred ninety-six".