4320645052 has 12 divisors (see below), whose sum is σ = 7577533656. Its totient is φ = 2155635440.

The previous prime is 4320645001. The next prime is 4320645073. The reversal of 4320645052 is 2505460234.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1169698 + ... + 1173385.

It is an arithmetic number, because the mean of its divisors is an integer number (631461138).

Almost surely, 2^4320645052 is an apocalyptic number.

It is an amenable number.

4320645052 is a deficient number, since it is larger than the sum of its proper divisors (3256888604).

4320645052 is a wasteful number, since it uses less digits than its factorization.

4320645052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343548 (or 2343546 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 4320645052 is about 65731.6137942771. The cubic root of 4320645052 is about 1628.7316279834.

The spelling of 4320645052 in words is "four billion, three hundred twenty million, six hundred forty-five thousand, fifty-two".