646351621036114 has 16 divisors (see below), whose sum is σ = 1124569131697728. Its totient is φ = 272873392249392.

The previous prime is 646351621036111. The next prime is 646351621036129. The reversal of 646351621036114 is 411630126153646.

646351621036114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (646351621036111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344537110489 + ... + 344537112364.

It is an arithmetic number, because the mean of its divisors is an integer number (70285570731108).

Almost surely, 2^{646351621036114} is an apocalyptic number.

646351621036114 is a deficient number, since it is larger than the sum of its proper divisors (478217510661614).

646351621036114 is a wasteful number, since it uses less digits than its factorization.

646351621036114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689074222929.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 646351621036114 in words is "six hundred forty-six trillion, three hundred fifty-one billion, six hundred twenty-one million, thirty-six thousand, one hundred fourteen".