4645645624 has 32 divisors (see below), whose sum is σ = 9226515600. Its totient is φ = 2185346560.

The previous prime is 4645645621. The next prime is 4645645757. The reversal of 4645645624 is 4265465464.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645645621) 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 7 ways as a sum of consecutive naturals, for example, 482247 + ... + 491785.

Almost surely, 2^4645645624 is an apocalyptic number.

It is an amenable number.

4645645624 is a deficient number, since it is larger than the sum of its proper divisors (4580869976).

4645645624 is a wasteful number, since it uses less digits than its factorization.

4645645624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13143 (or 13139 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 46.

The square root of 4645645624 is about 68158.9731730166. The cubic root of 4645645624 is about 1668.5863739765.

The spelling of 4645645624 in words is "four billion, six hundred forty-five million, six hundred forty-five thousand, six hundred twenty-four".