4643129450 has 12 divisors (see below), whose sum is σ = 8636220870. Its totient is φ = 1857251760.

The previous prime is 4643129429. The next prime is 4643129459. The reversal of 4643129450 is 549213464.

It can be written as a sum of positive squares in 3 ways, for example, as 2613356641 + 2029772809 = 51121^2 + 45053^2 .

It is not an unprimeable number, because it can be changed into a prime (4643129459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46431245 + ... + 46431344.

Almost surely, 2^4643129450 is an apocalyptic number.

4643129450 is a deficient number, since it is larger than the sum of its proper divisors (3993091420).

4643129450 is a wasteful number, since it uses less digits than its factorization.

4643129450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92862601 (or 92862596 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 4643129450 is about 68140.5125457682. The cubic root of 4643129450 is about 1668.2850730589.

The spelling of 4643129450 in words is "four billion, six hundred forty-three million, one hundred twenty-nine thousand, four hundred fifty".