922719315509 has 2 divisors, whose sum is σ = 922719315510. Its totient is φ = 922719315508.

The previous prime is 922719315491. The next prime is 922719315559. The reversal of 922719315509 is 905513917229.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 610632844900 + 312086470609 = 781430^2 + 558647^2 .

It is a cyclic number.

It is not a de Polignac number, because 922719315509 - 2¹⁶ = 922719249973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (922719315559) 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, 461359657754 + 461359657755.

It is an arithmetic number, because the mean of its divisors is an integer number (461359657755).

Almost surely, 2^922719315509 is an apocalyptic number.

It is an amenable number.

922719315509 is a deficient number, since it is larger than the sum of its proper divisors (1).

922719315509 is an equidigital number, since it uses as much as digits as its factorization.

922719315509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1530900, while the sum is 53.

The spelling of 922719315509 in words is "nine hundred twenty-two billion, seven hundred nineteen million, three hundred fifteen thousand, five hundred nine".