4445601656844 has 12 divisors (see below), whose sum is σ = 10373070532664. Its totient is φ = 1481867218944.

The previous prime is 4445601656843. The next prime is 4445601656869. The reversal of 4445601656844 is 4486561065444.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (4445601656843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185233402357 + ... + 185233402380.

Almost surely, 2^{4445601656844} is an apocalyptic number.

It is an amenable number.

4445601656844 is an abundant number, since it is smaller than the sum of its proper divisors (5927468875820).

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

4445601656844 is a wasteful number, since it uses less digits than its factorization.

4445601656844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370466804744 (or 370466804742 counting only the distinct ones).

The product of its (nonzero) digits is 44236800, while the sum is 57.

The spelling of 4445601656844 in words is "four trillion, four hundred forty-five billion, six hundred one million, six hundred fifty-six thousand, eight hundred forty-four".