2623655443 has 2 divisors, whose sum is σ = 2623655444. Its totient is φ = 2623655442.

The previous prime is 2623655431. The next prime is 2623655467. The reversal of 2623655443 is 3445563262.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2623655443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2623655396 and 2623655405.

It is not a weakly prime, because it can be changed into another prime (2623653443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311827721 + 1311827722.

It is an arithmetic number, because the mean of its divisors is an integer number (1311827722).

Almost surely, 2^2623655443 is an apocalyptic number.

2623655443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623655443 is an equidigital number, since it uses as much as digits as its factorization.

2623655443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 40.

The square root of 2623655443 is about 51221.6306163714. The cubic root of 2623655443 is about 1379.2265222001.

The spelling of 2623655443 in words is "two billion, six hundred twenty-three million, six hundred fifty-five thousand, four hundred forty-three".