1622623283489 has 4 divisors (see below), whose sum is σ = 1747440459156. Its totient is φ = 1497806107824.

The previous prime is 1622623283447. The next prime is 1622623283513. The reversal of 1622623283489 is 9843823262261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 255671809600 + 1366951473889 = 505640^2 + 1169167^2 .

It is not a de Polignac number, because 1622623283489 - 2¹² = 1622623279393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1622623283689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62408587814 + ... + 62408587839.

It is an arithmetic number, because the mean of its divisors is an integer number (436860114789).

Almost surely, 2^{1622623283489} is an apocalyptic number.

It is an amenable number.

1622623283489 is a deficient number, since it is larger than the sum of its proper divisors (124817175667).

1622623283489 is a wasteful number, since it uses less digits than its factorization.

1622623283489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124817175666.

The product of its digits is 11943936, while the sum is 56.

The spelling of 1622623283489 in words is "one trillion, six hundred twenty-two billion, six hundred twenty-three million, two hundred eighty-three thousand, four hundred eighty-nine".