6644903941614 has 16 divisors (see below), whose sum is σ = 13648991880528. Its totient is φ = 2155103980992.

The previous prime is 6644903941609. The next prime is 6644903941673. The reversal of 6644903941614 is 4161493094466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14965999647 + ... + 14966000090.

It is an arithmetic number, because the mean of its divisors is an integer number (853061992533).

Almost surely, 2^{6644903941614} is an apocalyptic number.

6644903941614 is an abundant number, since it is smaller than the sum of its proper divisors (7004087938914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6644903941614 is a wasteful number, since it uses less digits than its factorization.

6644903941614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29931999779.

The product of its (nonzero) digits is 13436928, while the sum is 57.

The spelling of 6644903941614 in words is "six trillion, six hundred forty-four billion, nine hundred three million, nine hundred forty-one thousand, six hundred fourteen".