8065742745 has 16 divisors (see below), whose sum is σ = 12906381312. Its totient is φ = 4301331840.

The previous prime is 8065742743. The next prime is 8065742767. The reversal of 8065742745 is 5472475608.

8065742745 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8065742745 - 2¹ = 8065742743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8065742694 and 8065742703.

It is not an unprimeable number, because it can be changed into a prime (8065742743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221800 + ... + 255590.

It is an arithmetic number, because the mean of its divisors is an integer number (806648832).

Almost surely, 2^8065742745 is an apocalyptic number.

It is an amenable number.

8065742745 is a deficient number, since it is larger than the sum of its proper divisors (4840638567).

8065742745 is a wasteful number, since it uses less digits than its factorization.

8065742745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49712.

The product of its (nonzero) digits is 1881600, while the sum is 48.

The square root of 8065742745 is about 89809.4802623866. The cubic root of 8065742745 is about 2005.4636229044.

The spelling of 8065742745 in words is "eight billion, sixty-five million, seven hundred forty-two thousand, seven hundred forty-five".