1608965798 has 24 divisors (see below), whose sum is σ = 2655871680. Its totient is φ = 730501200.

The previous prime is 1608965779. The next prime is 1608965803. The reversal of 1608965798 is 8975698061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236468 + ... + 243176.

It is an arithmetic number, because the mean of its divisors is an integer number (110661320).

Almost surely, 2^1608965798 is an apocalyptic number.

1608965798 is a deficient number, since it is larger than the sum of its proper divisors (1046905882).

1608965798 is a wasteful number, since it uses less digits than its factorization.

1608965798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7724 (or 7713 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 59.

The square root of 1608965798 is about 40111.9159103626. The cubic root of 1608965798 is about 1171.7877066003.

The spelling of 1608965798 in words is "one billion, six hundred eight million, nine hundred sixty-five thousand, seven hundred ninety-eight".