120527742009 has 16 divisors (see below), whose sum is σ = 171717891840. Its totient is φ = 74931436800.

The previous prime is 120527741993. The next prime is 120527742019. The reversal of 120527742009 is 900247725021.

It is not a de Polignac number, because 120527742009 - 2⁴ = 120527741993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120527742019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10835217 + ... + 10846334.

It is an arithmetic number, because the mean of its divisors is an integer number (10732368240).

Almost surely, 2^120527742009 is an apocalyptic number.

It is an amenable number.

120527742009 is a deficient number, since it is larger than the sum of its proper divisors (51190149831).

120527742009 is a wasteful number, since it uses less digits than its factorization.

120527742009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21681680.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 120527742009 in words is "one hundred twenty billion, five hundred twenty-seven million, seven hundred forty-two thousand, nine".