2251552622443 has 2 divisors, whose sum is σ = 2251552622444. Its totient is φ = 2251552622442.

The previous prime is 2251552622441. The next prime is 2251552622479. The reversal of 2251552622443 is 3442262551522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251552622443 - 2¹ = 2251552622441 is a prime.

Together with 2251552622441, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2251552622443.

It is not a weakly prime, because it can be changed into another prime (2251552622441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125776311221 + 1125776311222.

It is an arithmetic number, because the mean of its divisors is an integer number (1125776311222).

Almost surely, 2^{2251552622443} is an apocalyptic number.

2251552622443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251552622443 is an equidigital number, since it uses as much as digits as its factorization.

2251552622443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152000, while the sum is 43.

The spelling of 2251552622443 in words is "two trillion, two hundred fifty-one billion, five hundred fifty-two million, six hundred twenty-two thousand, four hundred forty-three".