4541255644644 has 72 divisors (see below), whose sum is σ = 11574437834232. Its totient is φ = 1501247923200.

The previous prime is 4541255644633. The next prime is 4541255644669. The reversal of 4541255644644 is 4464465521454.

4541255644644 is a `hidden beast` number, since 4 + 5 + 4 + 1 + 2 + 556 + 4 + 46 + 44 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2041789503744 + 2499466140900 = 1428912^2 + 1580970^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1588242 + ... + 3406614.

It is an arithmetic number, because the mean of its divisors is an integer number (160756081031).

Almost surely, 2^{4541255644644} is an apocalyptic number.

It is an amenable number.

4541255644644 is an abundant number, since it is smaller than the sum of its proper divisors (7033182189588).

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

4541255644644 is a wasteful number, since it uses less digits than its factorization.

4541255644644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818957 (or 1818952 counting only the distinct ones).

The product of its digits is 36864000, while the sum is 54.

The spelling of 4541255644644 in words is "four trillion, five hundred forty-one billion, two hundred fifty-five million, six hundred forty-four thousand, six hundred forty-four".