616799642 has 16 divisors (see below), whose sum is σ = 930121920. Its totient is φ = 306763968.

The previous prime is 616799621. The next prime is 616799683. The reversal of 616799642 is 246997616.

616799642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 394859 + ... + 396417.

It is an arithmetic number, because the mean of its divisors is an integer number (58132620).

Almost surely, 2^616799642 is an apocalyptic number.

616799642 is a deficient number, since it is larger than the sum of its proper divisors (313322278).

616799642 is a wasteful number, since it uses less digits than its factorization.

616799642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485.

The product of its digits is 979776, while the sum is 50.

The square root of 616799642 is about 24835.4513146027. The cubic root of 616799642 is about 851.2321884631.

The spelling of 616799642 in words is "six hundred sixteen million, seven hundred ninety-nine thousand, six hundred forty-two".