4643529987 has 16 divisors (see below), whose sum is σ = 6228730368. Its totient is φ = 3077062560.

The previous prime is 4643529941. The next prime is 4643529997. The reversal of 4643529987 is 7899253464.

It is not a de Polignac number, because 4643529987 - 2¹⁰ = 4643528963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4643529997) 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 15 ways as a sum of consecutive naturals, for example, 353713 + ... + 366605.

It is an arithmetic number, because the mean of its divisors is an integer number (389295648).

Almost surely, 2^4643529987 is an apocalyptic number.

4643529987 is a deficient number, since it is larger than the sum of its proper divisors (1585200381).

4643529987 is a wasteful number, since it uses less digits than its factorization.

4643529987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13610.

The product of its digits is 13063680, while the sum is 57.

The square root of 4643529987 is about 68143.4515342450. The cubic root of 4643529987 is about 1668.3330429100. Note that the first 3 decimals are identical.

The spelling of 4643529987 in words is "four billion, six hundred forty-three million, five hundred twenty-nine thousand, nine hundred eighty-seven".