4049320647 has 8 divisors (see below), whose sum is σ = 5399413120. Its totient is φ = 2699387640.

The previous prime is 4049320633. The next prime is 4049320669. The reversal of 4049320647 is 7460239404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4049320647 - 2²⁸ = 3780885191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4049320687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45504 + ... + 100842.

It is an arithmetic number, because the mean of its divisors is an integer number (674926640).

Almost surely, 2^4049320647 is an apocalyptic number.

4049320647 is a deficient number, since it is larger than the sum of its proper divisors (1350092473).

4049320647 is a wasteful number, since it uses less digits than its factorization.

4049320647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79733.

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 4049320647 is about 63634.2725816835. The cubic root of 4049320647 is about 1593.8987228287.

The spelling of 4049320647 in words is "four billion, forty-nine million, three hundred twenty thousand, six hundred forty-seven".