616647667327 has 8 divisors (see below), whose sum is σ = 633337282800. Its totient is φ = 599959286784.

The previous prime is 616647667301. The next prime is 616647667331. The reversal of 616647667327 is 723766746616.

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 616647667327 - 2⁷ = 616647667199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616647667367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752124 + ... + 1341262.

It is an arithmetic number, because the mean of its divisors is an integer number (79167160350).

Almost surely, 2^616647667327 is an apocalyptic number.

616647667327 is a deficient number, since it is larger than the sum of its proper divisors (16689615473).

616647667327 is a wasteful number, since it uses less digits than its factorization.

616647667327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617465.

The product of its digits is 64012032, while the sum is 61.

The spelling of 616647667327 in words is "six hundred sixteen billion, six hundred forty-seven million, six hundred sixty-seven thousand, three hundred twenty-seven".