4320641652 has 48 divisors (see below), whose sum is σ = 10159414272. Its totient is φ = 1429112160.

The previous prime is 4320641641. The next prime is 4320641653. The reversal of 4320641652 is 2561460234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320641653) 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, 1616277 + ... + 1618947.

It is an arithmetic number, because the mean of its divisors is an integer number (211654464).

Almost surely, 2^4320641652 is an apocalyptic number.

It is an amenable number.

4320641652 is an abundant number, since it is smaller than the sum of its proper divisors (5838772620).

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

4320641652 is a wasteful number, since it uses less digits than its factorization.

4320641652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668 (or 3666 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 4320641652 is about 65731.5879315265. The cubic root of 4320641652 is about 1628.7312007564.

The spelling of 4320641652 in words is "four billion, three hundred twenty million, six hundred forty-one thousand, six hundred fifty-two".