4550656439 has 16 divisors (see below), whose sum is σ = 5374986240. Its totient is φ = 3770189280.

The previous prime is 4550656433. The next prime is 4550656447. The reversal of 4550656439 is 9346560554.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4550656439 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4550656393 and 4550656402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550656433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174197 + ... + 198609.

It is an arithmetic number, because the mean of its divisors is an integer number (335936640).

Almost surely, 2^4550656439 is an apocalyptic number.

4550656439 is a deficient number, since it is larger than the sum of its proper divisors (824329801).

4550656439 is a wasteful number, since it uses less digits than its factorization.

4550656439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25310.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The square root of 4550656439 is about 67458.5534902728. The cubic root of 4550656439 is about 1657.1354815994.

The spelling of 4550656439 in words is "four billion, five hundred fifty million, six hundred fifty-six thousand, four hundred thirty-nine".