4995049816668 has 384 divisors, whose sum is σ = 13456635494400. Its totient is φ = 1432386588672.

The previous prime is 4995049816639. The next prime is 4995049816693. The reversal of 4995049816668 is 8666189405994.

It is a self number, because there is not a number n which added to its sum of digits gives 4995049816668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5631397321 + ... + 5631398207.

It is an arithmetic number, because the mean of its divisors is an integer number (35043321600).

Almost surely, 2^{4995049816668} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4995049816668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6728317747200).

4995049816668 is an abundant number, since it is smaller than the sum of its proper divisors (8461585677732).

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

4995049816668 is a wasteful number, since it uses less digits than its factorization.

4995049816668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409 (or 1407 counting only the distinct ones).

The product of its (nonzero) digits is 806215680, while the sum is 75.

The spelling of 4995049816668 in words is "four trillion, nine hundred ninety-five billion, forty-nine million, eight hundred sixteen thousand, six hundred sixty-eight".