8382790765 has 4 divisors (see below), whose sum is σ = 10059348924. Its totient is φ = 6706232608.

The previous prime is 8382790699. The next prime is 8382790771. The reversal of 8382790765 is 5670972838.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1091509444 + 7291281321 = 33038^2 + 85389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8382790765 is a prime.

It is a Duffinian number.

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, 838279072 + ... + 838279081.

It is an arithmetic number, because the mean of its divisors is an integer number (2514837231).

Almost surely, 2^8382790765 is an apocalyptic number.

It is an amenable number.

8382790765 is a deficient number, since it is larger than the sum of its proper divisors (1676558159).

8382790765 is a wasteful number, since it uses less digits than its factorization.

8382790765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676558158.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The square root of 8382790765 is about 91557.5816904313. The cubic root of 8382790765 is about 2031.4035578869.

The spelling of 8382790765 in words is "eight billion, three hundred eighty-two million, seven hundred ninety thousand, seven hundred sixty-five".