4416660640641 has 4 divisors (see below), whose sum is σ = 5888880854192. Its totient is φ = 2944440427092.

The previous prime is 4416660640627. The next prime is 4416660640709. The reversal of 4416660640641 is 1460460666144.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4416660640641 - 2¹⁰ = 4416660639617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4416660640741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 736110106771 + ... + 736110106776.

It is an arithmetic number, because the mean of its divisors is an integer number (1472220213548).

Almost surely, 2^{4416660640641} is an apocalyptic number.

It is an amenable number.

4416660640641 is a deficient number, since it is larger than the sum of its proper divisors (1472220213551).

4416660640641 is a wasteful number, since it uses less digits than its factorization.

4416660640641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472220213550.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 4416660640641 in words is "four trillion, four hundred sixteen billion, six hundred sixty million, six hundred forty thousand, six hundred forty-one".