2620823128208 has 40 divisors (see below), whose sum is σ = 5110756404792. Its totient is φ = 1301920109568.

The previous prime is 2620823128177. The next prime is 2620823128229. The reversal of 2620823128208 is 8028213280262.

It can be written as a sum of positive squares in 4 ways, for example, as 1921572619264 + 699250508944 = 1386208^2 + 836212^2 .

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, 24607166 + ... + 24713442.

Almost surely, 2^{2620823128208} is an apocalyptic number.

It is an amenable number.

2620823128208 is a deficient number, since it is larger than the sum of its proper divisors (2489933276584).

2620823128208 is a wasteful number, since it uses less digits than its factorization.

2620823128208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116259 (or 116253 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 2620823128208 in words is "two trillion, six hundred twenty billion, eight hundred twenty-three million, one hundred twenty-eight thousand, two hundred eight".