4641632144 has 40 divisors (see below), whose sum is σ = 9072867960. Its totient is φ = 2300341248.

The previous prime is 4641632131. The next prime is 4641632153. The reversal of 4641632144 is 4412361464.

It can be written as a sum of positive squares in 4 ways, for example, as 1171008400 + 3470623744 = 34220^2 + 58912^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850994 + ... + 856430.

It is an arithmetic number, because the mean of its divisors is an integer number (226821699).

Almost surely, 2^4641632144 is an apocalyptic number.

It is an amenable number.

4641632144 is a deficient number, since it is larger than the sum of its proper divisors (4431235816).

4641632144 is a wasteful number, since it uses less digits than its factorization.

4641632144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5907 (or 5901 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 4641632144 is about 68129.5247598279. The cubic root of 4641632144 is about 1668.1057254993.

The spelling of 4641632144 in words is "four billion, six hundred forty-one million, six hundred thirty-two thousand, one hundred forty-four".