4485041638 has 24 divisors (see below), whose sum is σ = 8537391144. Its totient is φ = 1747418400.

The previous prime is 4485041633. The next prime is 4485041651. The reversal of 4485041638 is 8361405844.

It is a junction number, because it is equal to n+sod(n) for n = 4485041594 and 4485041603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4485041633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2079183 + ... + 2081338.

It is an arithmetic number, because the mean of its divisors is an integer number (355724631).

Almost surely, 2^4485041638 is an apocalyptic number.

4485041638 is a deficient number, since it is larger than the sum of its proper divisors (4052349506).

4485041638 is a wasteful number, since it uses less digits than its factorization.

4485041638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4160548 (or 4160541 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The square root of 4485041638 is about 66970.4534701685. The cubic root of 4485041638 is about 1649.1322818030.

The spelling of 4485041638 in words is "four billion, four hundred eighty-five million, forty-one thousand, six hundred thirty-eight".