5650338640 has 20 divisors (see below), whose sum is σ = 13137037524. Its totient is φ = 2260135424.

The previous prime is 5650338613. The next prime is 5650338643. The reversal of 5650338640 is 468330565.

It can be written as a sum of positive squares in 2 ways, for example, as 3039537424 + 2610801216 = 55132^2 + 51096^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 5650338593 and 5650338602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5650338643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35314537 + ... + 35314696.

Almost surely, 2^5650338640 is an apocalyptic number.

It is an amenable number.

5650338640 is an abundant number, since it is smaller than the sum of its proper divisors (7486698884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5650338640 is a wasteful number, since it uses less digits than its factorization.

5650338640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70629246 (or 70629240 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 5650338640 is about 75168.7344578848. The cubic root of 5650338640 is about 1781.1130773340.

The spelling of 5650338640 in words is "five billion, six hundred fifty million, three hundred thirty-eight thousand, six hundred forty".