616551305136326 has 8 divisors (see below), whose sum is σ = 1056945094519440. Its totient is φ = 264236273629848.

The previous prime is 616551305136307. The next prime is 616551305136329. The reversal of 616551305136326 is 623631503155616.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616551305136329) 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, 22019689469141 + ... + 22019689469168.

It is an arithmetic number, because the mean of its divisors is an integer number (132118136814930).

Almost surely, 2^{616551305136326} is an apocalyptic number.

616551305136326 is a deficient number, since it is larger than the sum of its proper divisors (440393789383114).

616551305136326 is a wasteful number, since it uses less digits than its factorization.

616551305136326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44039378938318.

The product of its (nonzero) digits is 8748000, while the sum is 53.

The spelling of 616551305136326 in words is "six hundred sixteen trillion, five hundred fifty-one billion, three hundred five million, one hundred thirty-six thousand, three hundred twenty-six".