4909009644 has 96 divisors (see below), whose sum is σ = 15867532800. Its totient is φ = 1275065280.

The previous prime is 4909009639. The next prime is 4909009661. The reversal of 4909009644 is 4469009094.

It is a self number, because there is not a number n which added to its sum of digits gives 4909009644.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286839 + ... + 303470.

It is an arithmetic number, because the mean of its divisors is an integer number (165286800).

Almost surely, 2^4909009644 is an apocalyptic number.

4909009644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4909009644 is an abundant number, since it is smaller than the sum of its proper divisors (10958523156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4909009644 is a wasteful number, since it uses less digits than its factorization.

4909009644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590340 (or 590332 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 4909009644 is about 70064.3250449185. The cubic root of 4909009644 is about 1699.5396266650.

The spelling of 4909009644 in words is "four billion, nine hundred nine million, nine thousand, six hundred forty-four".