3099497856868 has 48 divisors (see below), whose sum is σ = 6208951553280. Its totient is φ = 1326224347776.

The previous prime is 3099497856853. The next prime is 3099497856919. The reversal of 3099497856868 is 8686587949903.

It is a junction number, because it is equal to n+sod(n) for n = 3099497856791 and 3099497856800.

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, 51356646 + ... + 51416962.

It is an arithmetic number, because the mean of its divisors is an integer number (129353157360).

Almost surely, 2^{3099497856868} is an apocalyptic number.

It is an amenable number.

3099497856868 is an abundant number, since it is smaller than the sum of its proper divisors (3109453696412).

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

3099497856868 is a wasteful number, since it uses less digits than its factorization.

3099497856868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63244 (or 63242 counting only the distinct ones).

The product of its (nonzero) digits is 5643509760, while the sum is 82.

The spelling of 3099497856868 in words is "three trillion, ninety-nine billion, four hundred ninety-seven million, eight hundred fifty-six thousand, eight hundred sixty-eight".