75650565 has 16 divisors (see below), whose sum is σ = 126304128. Its totient is φ = 38592576.

The previous prime is 75650551. The next prime is 75650581. The reversal of 75650565 is 56505657.

It is not a de Polignac number, because 75650565 - 2⁶ = 75650501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109294 + ... + 109983.

It is an arithmetic number, because the mean of its divisors is an integer number (7894008).

Almost surely, 2^75650565 is an apocalyptic number.

It is an amenable number.

75650565 is a deficient number, since it is larger than the sum of its proper divisors (50653563).

75650565 is a wasteful number, since it uses less digits than its factorization.

75650565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219308.

The product of its (nonzero) digits is 157500, while the sum is 39.

The square root of 75650565 is about 8697.7333254130. The cubic root of 75650565 is about 422.9321745171.

The spelling of 75650565 in words is "seventy-five million, six hundred fifty thousand, five hundred sixty-five".