6429803652 has 30 divisors (see below), whose sum is σ = 16808777678. Its totient is φ = 2143267776.

The previous prime is 6429803647. The next prime is 6429803659. The reversal of 6429803652 is 2563089246.

It can be written as a sum of positive squares in only one way, i.e., 5111678016 + 1318125636 = 71496^2 + 36306^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6429803598 and 6429803607.

It is not an unprimeable number, because it can be changed into a prime (6429803659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9922213 + ... + 9922860.

Almost surely, 2^6429803652 is an apocalyptic number.

It is an amenable number.

6429803652 is an abundant number, since it is smaller than the sum of its proper divisors (10378974026).

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

6429803652 is a wasteful number, since it uses less digits than its factorization.

6429803652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19845089 (or 19845078 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 6429803652 is about 80186.0564686904. The cubic root of 6429803652 is about 1859.5130775363.

The spelling of 6429803652 in words is "six billion, four hundred twenty-nine million, eight hundred three thousand, six hundred fifty-two".