65555050030 has 32 divisors (see below), whose sum is σ = 118316808864. Its totient is φ = 26151505536.

The previous prime is 65555050009. The next prime is 65555050031. The reversal of 65555050030 is 3005055556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65555050031) 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 15 ways as a sum of consecutive naturals, for example, 6959604 + ... + 6969016.

It is an arithmetic number, because the mean of its divisors is an integer number (3697400277).

Almost surely, 2^65555050030 is an apocalyptic number.

65555050030 is a deficient number, since it is larger than the sum of its proper divisors (52761758834).

65555050030 is a wasteful number, since it uses less digits than its factorization.

65555050030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11220.

The product of its (nonzero) digits is 56250, while the sum is 34.

The spelling of 65555050030 in words is "sixty-five billion, five hundred fifty-five million, fifty thousand, thirty".