3099981648 has 40 divisors (see below), whose sum is σ = 8266621696. Its totient is φ = 999993600.

The previous prime is 3099981601. The next prime is 3099981659. The reversal of 3099981648 is 8461899903.

It is a congruent number.

It is an unprimeable number.

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, 1040173 + ... + 1043148.

Almost surely, 2^3099981648 is an apocalyptic number.

It is an amenable number.

3099981648 is an abundant number, since it is smaller than the sum of its proper divisors (5166640048).

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

3099981648 is a wasteful number, since it uses less digits than its factorization.

3099981648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083363 (or 2083357 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 57.

The square root of 3099981648 is about 55677.4788222312. The cubic root of 3099981648 is about 1458.0968585042.

The spelling of 3099981648 in words is "three billion, ninety-nine million, nine hundred eighty-one thousand, six hundred forty-eight".