1660244608 has 32 divisors (see below), whose sum is σ = 3608205120. Its totient is φ = 754656000.

The previous prime is 1660244603. The next prime is 1660244623. The reversal of 1660244608 is 8064420661.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (1660244603) 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 3 ways as a sum of consecutive naturals, for example, 588168 + ... + 590983.

It is an arithmetic number, because the mean of its divisors is an integer number (112756410).

Almost surely, 2^1660244608 is an apocalyptic number.

It is an amenable number.

1660244608 is an abundant number, since it is smaller than the sum of its proper divisors (1947960512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1660244608 is a wasteful number, since it uses less digits than its factorization.

1660244608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179176 (or 1179164 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 1660244608 is about 40746.0992979696. The cubic root of 1660244608 is about 1184.1063028490.

The spelling of 1660244608 in words is "one billion, six hundred sixty million, two hundred forty-four thousand, six hundred eight".