1609098668 has 12 divisors (see below), whose sum is σ = 2816384760. Its totient is φ = 804417312.

The previous prime is 1609098613. The next prime is 1609098683. The reversal of 1609098668 is 8668909061.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438 + ... + 56781.

It is an arithmetic number, because the mean of its divisors is an integer number (234698730).

Almost surely, 2^1609098668 is an apocalyptic number.

It is an amenable number.

1609098668 is a deficient number, since it is larger than the sum of its proper divisors (1207286092).

1609098668 is a wasteful number, since it uses less digits than its factorization.

1609098668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66016 (or 66014 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 1609098668 is about 40113.5721171775. The cubic root of 1609098668 is about 1171.8199615116.

The spelling of 1609098668 in words is "one billion, six hundred nine million, ninety-eight thousand, six hundred sixty-eight".