650127628618 has 16 divisors (see below), whose sum is σ = 1050269746176. Its totient is φ = 300040740720.

The previous prime is 650127628607. The next prime is 650127628627. The reversal of 650127628618 is 816826721056.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 314238 + ... + 1182793.

It is an arithmetic number, because the mean of its divisors is an integer number (65641859136).

Almost surely, 2^650127628618 is an apocalyptic number.

650127628618 is a deficient number, since it is larger than the sum of its proper divisors (400142117558).

650127628618 is a wasteful number, since it uses less digits than its factorization.

650127628618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513749.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 650127628618 in words is "six hundred fifty billion, one hundred twenty-seven million, six hundred twenty-eight thousand, six hundred eighteen".