4465509644 has 12 divisors (see below), whose sum is σ = 7857817968. Its totient is φ = 2220418800.

The previous prime is 4465509619. The next prime is 4465509649. The reversal of 4465509644 is 4469055644.

It is not an unprimeable number, because it can be changed into a prime (4465509649) 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 3 ways as a sum of consecutive naturals, for example, 3083192 + ... + 3084639.

It is an arithmetic number, because the mean of its divisors is an integer number (654818164).

Almost surely, 2^4465509644 is an apocalyptic number.

It is an amenable number.

4465509644 is a deficient number, since it is larger than the sum of its proper divisors (3392308324).

4465509644 is a wasteful number, since it uses less digits than its factorization.

4465509644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6168016 (or 6168014 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The square root of 4465509644 is about 66824.4689017429. The cubic root of 4465509644 is about 1646.7348522708.

The spelling of 4465509644 in words is "four billion, four hundred sixty-five million, five hundred nine thousand, six hundred forty-four".