4644387148 has 48 divisors (see below), whose sum is σ = 8993363904. Its totient is φ = 2087444480.

The previous prime is 4644387127. The next prime is 4644387161. The reversal of 4644387148 is 8417834464.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1282236 + ... + 1285852.

It is an arithmetic number, because the mean of its divisors is an integer number (187361748).

Almost surely, 2^4644387148 is an apocalyptic number.

It is an amenable number.

4644387148 is a deficient number, since it is larger than the sum of its proper divisors (4348976756).

4644387148 is a wasteful number, since it uses less digits than its factorization.

4644387148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4482 (or 4480 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

The square root of 4644387148 is about 68149.7406304676. The cubic root of 4644387148 is about 1668.4356905395.

The spelling of 4644387148 in words is "four billion, six hundred forty-four million, three hundred eighty-seven thousand, one hundred forty-eight".