609456774494 has 8 divisors (see below), whose sum is σ = 914277263760. Its totient is φ = 304697686576.

The previous prime is 609456774473. The next prime is 609456774497. The reversal of 609456774494 is 494477654906.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 609456774494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609456774497) 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 in 3 ways as a sum of consecutive naturals, for example, 15325514 + ... + 15365229.

It is an arithmetic number, because the mean of its divisors is an integer number (114284657970).

Almost surely, 2^609456774494 is an apocalyptic number.

609456774494 is a deficient number, since it is larger than the sum of its proper divisors (304820489266).

609456774494 is a wasteful number, since it uses less digits than its factorization.

609456774494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30700674.

The product of its (nonzero) digits is 182891520, while the sum is 65.

The spelling of 609456774494 in words is "six hundred nine billion, four hundred fifty-six million, seven hundred seventy-four thousand, four hundred ninety-four".