789980942573 has 2 divisors, whose sum is σ = 789980942574. Its totient is φ = 789980942572.

The previous prime is 789980942563. The next prime is 789980942627. The reversal of 789980942573 is 375249089987.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 440063737129 + 349917205444 = 663373^2 + 591538^2 .

It is a cyclic number.

It is not a de Polignac number, because 789980942573 - 2⁴ = 789980942557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 789980942497 and 789980942506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (789980942503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394990471286 + 394990471287.

It is an arithmetic number, because the mean of its divisors is an integer number (394990471287).

Almost surely, 2^789980942573 is an apocalyptic number.

It is an amenable number.

789980942573 is a deficient number, since it is larger than the sum of its proper divisors (1).

789980942573 is an equidigital number, since it uses as much as digits as its factorization.

789980942573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 274337280, while the sum is 71.

The spelling of 789980942573 in words is "seven hundred eighty-nine billion, nine hundred eighty million, nine hundred forty-two thousand, five hundred seventy-three".