4477447667641 has 8 divisors (see below), whose sum is σ = 4821902611904. Its totient is φ = 4132997850960.

The previous prime is 4477447667603. The next prime is 4477447667653. The reversal of 4477447667641 is 1467667447744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4477447667641 - 2⁷ = 4477447667513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4477447367641) 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, 638230 + ... + 3059776.

It is an arithmetic number, because the mean of its divisors is an integer number (602737826488).

Almost surely, 2^{4477447667641} is an apocalyptic number.

It is an amenable number.

4477447667641 is a deficient number, since it is larger than the sum of its proper divisors (344454944263).

4477447667641 is a wasteful number, since it uses less digits than its factorization.

4477447667641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563791.

The product of its digits is 531062784, while the sum is 67.

The spelling of 4477447667641 in words is "four trillion, four hundred seventy-seven billion, four hundred forty-seven million, six hundred sixty-seven thousand, six hundred forty-one".