5628442649 has 8 divisors (see below), whose sum is σ = 5801101152. Its totient is φ = 5457468960.

The previous prime is 5628442613. The next prime is 5628442657. The reversal of 5628442649 is 9462448265.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5628442649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5628442597 and 5628442606.

It is not an unprimeable number, because it can be changed into a prime (5628442609) 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, 414419 + ... + 427784.

It is an arithmetic number, because the mean of its divisors is an integer number (725137644).

Almost surely, 2^5628442649 is an apocalyptic number.

It is an amenable number.

5628442649 is a deficient number, since it is larger than the sum of its proper divisors (172658503).

5628442649 is a wasteful number, since it uses less digits than its factorization.

5628442649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842407.

The product of its digits is 3317760, while the sum is 50.

The square root of 5628442649 is about 75022.9474827536. The cubic root of 5628442649 is about 1778.8093970720.

The spelling of 5628442649 in words is "five billion, six hundred twenty-eight million, four hundred forty-two thousand, six hundred forty-nine".