613446327651 has 4 divisors (see below), whose sum is σ = 817928436872. Its totient is φ = 408964218432.

The previous prime is 613446327631. The next prime is 613446327653. The reversal of 613446327651 is 156723644316.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 613446327651 - 2¹³ = 613446319459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 613446327651.

It is not an unprimeable number, because it can be changed into a prime (613446327653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102241054606 + ... + 102241054611.

It is an arithmetic number, because the mean of its divisors is an integer number (204482109218).

Almost surely, 2^613446327651 is an apocalyptic number.

613446327651 is a deficient number, since it is larger than the sum of its proper divisors (204482109221).

613446327651 is a wasteful number, since it uses less digits than its factorization.

613446327651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204482109220.

The product of its digits is 2177280, while the sum is 48.

The spelling of 613446327651 in words is "six hundred thirteen billion, four hundred forty-six million, three hundred twenty-seven thousand, six hundred fifty-one".