616816694 has 16 divisors (see below), whose sum is σ = 1005712848. Its totient is φ = 282022752.

The previous prime is 616816693. The next prime is 616816709. The reversal of 616816694 is 496618616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616816693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108077 + ... + 113640.

It is an arithmetic number, because the mean of its divisors is an integer number (62857053).

Almost surely, 2^616816694 is an apocalyptic number.

616816694 is a deficient number, since it is larger than the sum of its proper divisors (388896154).

616816694 is a wasteful number, since it uses less digits than its factorization.

616816694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221839.

The product of its digits is 373248, while the sum is 47.

The square root of 616816694 is about 24835.7946118098. The cubic root of 616816694 is about 851.2400327594.

The spelling of 616816694 in words is "six hundred sixteen million, eight hundred sixteen thousand, six hundred ninety-four".