617334512345 has 8 divisors (see below), whose sum is σ = 740889897864. Its totient is φ = 493808621184.

The previous prime is 617334512329. The next prime is 617334512351. The reversal of 617334512345 is 543215433716.

It can be written as a sum of positive squares in 4 ways, for example, as 977625289 + 616356887056 = 31267^2 + 785084^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 617334512345 - 2⁴ = 617334512329 is a prime.

It is a super-3 number, since 3×617334512345³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 617334512296 and 617334512305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7327514 + ... + 7411283.

It is an arithmetic number, because the mean of its divisors is an integer number (92611237233).

Almost surely, 2^617334512345 is an apocalyptic number.

It is an amenable number.

617334512345 is a deficient number, since it is larger than the sum of its proper divisors (123555385519).

617334512345 is a wasteful number, since it uses less digits than its factorization.

617334512345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14747179.

The product of its digits is 907200, while the sum is 44.

The spelling of 617334512345 in words is "six hundred seventeen billion, three hundred thirty-four million, five hundred twelve thousand, three hundred forty-five".