616345995 has 8 divisors (see below), whose sum is σ = 986153616. Its totient is φ = 328717856.

The previous prime is 616345987. The next prime is 616346021. The reversal of 616345995 is 599543616.

It is a happy number.

616345995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 616345995 - 2³ = 616345987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20544852 + ... + 20544881.

It is an arithmetic number, because the mean of its divisors is an integer number (123269202).

Almost surely, 2^616345995 is an apocalyptic number.

616345995 is a deficient number, since it is larger than the sum of its proper divisors (369807621).

616345995 is a wasteful number, since it uses less digits than its factorization.

616345995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41089741.

The product of its digits is 874800, while the sum is 48.

The square root of 616345995 is about 24826.3165814021. The cubic root of 616345995 is about 851.0234477244.

The spelling of 616345995 in words is "six hundred sixteen million, three hundred forty-five thousand, nine hundred ninety-five".