4450756538 has 32 divisors (see below), whose sum is σ = 6944230656. Its totient is φ = 2138024448.

The previous prime is 4450756511. The next prime is 4450756543. The reversal of 4450756538 is 8356570544.

It is a junction number, because it is equal to n+sod(n) for n = 4450756492 and 4450756501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1329695 + ... + 1333037.

It is an arithmetic number, because the mean of its divisors is an integer number (217007208).

Almost surely, 2^4450756538 is an apocalyptic number.

4450756538 is a deficient number, since it is larger than the sum of its proper divisors (2493474118).

4450756538 is a wasteful number, since it uses less digits than its factorization.

4450756538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The square root of 4450756538 is about 66713.9905716934. The cubic root of 4450756538 is about 1644.9193627691.

The spelling of 4450756538 in words is "four billion, four hundred fifty million, seven hundred fifty-six thousand, five hundred thirty-eight".