4354394648 has 16 divisors (see below), whose sum is σ = 8165200680. Its totient is φ = 2177007808.

The previous prime is 4354394599. The next prime is 4354394651. The reversal of 4354394648 is 8464934534.

It is a junction number, because it is equal to n+sod(n) for n = 4354394596 and 4354394605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142715 + ... + 170517.

Almost surely, 2^4354394648 is an apocalyptic number.

It is an amenable number.

4354394648 is a deficient number, since it is larger than the sum of its proper divisors (3810806032).

4354394648 is a wasteful number, since it uses less digits than its factorization.

4354394648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47386 (or 47382 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 50.

The square root of 4354394648 is about 65987.8371216999. The cubic root of 4354394648 is about 1632.9614382874.

The spelling of 4354394648 in words is "four billion, three hundred fifty-four million, three hundred ninety-four thousand, six hundred forty-eight".