2620020555443 has 2 divisors, whose sum is σ = 2620020555444. Its totient is φ = 2620020555442.

The previous prime is 2620020555407. The next prime is 2620020555463. The reversal of 2620020555443 is 3445550200262.

2620020555443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2620020555443 - 2¹² = 2620020551347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2620020555397 and 2620020555406.

It is not a weakly prime, because it can be changed into another prime (2620020555463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310010277721 + 1310010277722.

It is an arithmetic number, because the mean of its divisors is an integer number (1310010277722).

Almost surely, 2^{2620020555443} is an apocalyptic number.

2620020555443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2620020555443 is an equidigital number, since it uses as much as digits as its factorization.

2620020555443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 2620020555443 in words is "two trillion, six hundred twenty billion, twenty million, five hundred fifty-five thousand, four hundred forty-three".