1922048489551 has 2 divisors, whose sum is σ = 1922048489552. Its totient is φ = 1922048489550.

The previous prime is 1922048489539. The next prime is 1922048489591. The reversal of 1922048489551 is 1559848402291.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1922048489551 - 2²⁹ = 1921511618639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1922048489521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961024244775 + 961024244776.

It is an arithmetic number, because the mean of its divisors is an integer number (961024244776).

Almost surely, 2^{1922048489551} is an apocalyptic number.

1922048489551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1922048489551 is an equidigital number, since it uses as much as digits as its factorization.

1922048489551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8294400, while the sum is 58.

The spelling of 1922048489551 in words is "one trillion, nine hundred twenty-two billion, forty-eight million, four hundred eighty-nine thousand, five hundred fifty-one".