75066093009 has 28 divisors (see below), whose sum is σ = 113030946756. Its totient is φ = 49829167872.

The previous prime is 75066093007. The next prime is 75066093049. The reversal of 75066093009 is 90039066057.

75066093009 is a `hidden beast` number, since 7 + 5 + 0 + 6 + 609 + 30 + 0 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38688923025 + 36377169984 = 196695^2 + 190728^2 .

It is not a de Polignac number, because 75066093009 - 2¹ = 75066093007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75066093007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 51112 + ... + 390825.

It is an arithmetic number, because the mean of its divisors is an integer number (4036819527).

Almost surely, 2^75066093009 is an apocalyptic number.

It is an amenable number.

75066093009 is a deficient number, since it is larger than the sum of its proper divisors (37964853747).

75066093009 is an equidigital number, since it uses as much as digits as its factorization.

75066093009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442188 (or 442173 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The spelling of 75066093009 in words is "seventy-five billion, sixty-six million, ninety-three thousand, nine".