816753065 has 8 divisors (see below), whose sum is σ = 986117568. Its totient is φ = 649393200.

The previous prime is 816753061. The next prime is 816753073. The reversal of 816753065 is 560357618.

816753065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 816753065 - 2² = 816753061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (816753061) 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, 500261 + ... + 501890.

It is an arithmetic number, because the mean of its divisors is an integer number (123264696).

Almost surely, 2^816753065 is an apocalyptic number.

It is an amenable number.

816753065 is a deficient number, since it is larger than the sum of its proper divisors (169364503).

816753065 is a wasteful number, since it uses less digits than its factorization.

816753065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002319.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 816753065 is about 28578.8919484294. The cubic root of 816753065 is about 934.7531219285.

The spelling of 816753065 in words is "eight hundred sixteen million, seven hundred fifty-three thousand, sixty-five".