609456774497 has 2 divisors, whose sum is σ = 609456774498. Its totient is φ = 609456774496.

The previous prime is 609456774473. The next prime is 609456774533. The reversal of 609456774497 is 794477654906.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 479107614976 + 130349159521 = 692176^2 + 361039^2 .

It is a cyclic number.

It is not a de Polignac number, because 609456774497 - 2¹⁶ = 609456708961 is a prime.

It is not a weakly prime, because it can be changed into another prime (609456774397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304728387248 + 304728387249.

It is an arithmetic number, because the mean of its divisors is an integer number (304728387249).

Almost surely, 2^609456774497 is an apocalyptic number.

It is an amenable number.

609456774497 is a deficient number, since it is larger than the sum of its proper divisors (1).

609456774497 is an equidigital number, since it uses as much as digits as its factorization.

609456774497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320060160, while the sum is 68.

The spelling of 609456774497 in words is "six hundred nine billion, four hundred fifty-six million, seven hundred seventy-four thousand, four hundred ninety-seven".