983836225789 has 2 divisors, whose sum is σ = 983836225790. Its totient is φ = 983836225788.

The previous prime is 983836225781. The next prime is 983836225891. The reversal of 983836225789 is 987522638389.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 533148228900 + 450687996889 = 730170^2 + 671333^2 .

It is a cyclic number.

It is not a de Polignac number, because 983836225789 - 2³ = 983836225781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (983836225781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491918112894 + 491918112895.

It is an arithmetic number, because the mean of its divisors is an integer number (491918112895).

Almost surely, 2^983836225789 is an apocalyptic number.

It is an amenable number.

983836225789 is a deficient number, since it is larger than the sum of its proper divisors (1).

983836225789 is an equidigital number, since it uses as much as digits as its factorization.

983836225789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 313528320, while the sum is 70.

The spelling of 983836225789 in words is "nine hundred eighty-three billion, eight hundred thirty-six million, two hundred twenty-five thousand, seven hundred eighty-nine".