1659982468 has 24 divisors (see below), whose sum is σ = 2921536800. Its totient is φ = 825272448.

The previous prime is 1659982439. The next prime is 1659982477. The reversal of 1659982468 is 8642899561.

It is an unprimeable number.

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, 563343 + ... + 566281.

It is an arithmetic number, because the mean of its divisors is an integer number (121730700).

Almost surely, 2^1659982468 is an apocalyptic number.

It is an amenable number.

1659982468 is a deficient number, since it is larger than the sum of its proper divisors (1261554332).

1659982468 is a wasteful number, since it uses less digits than its factorization.

1659982468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3699 (or 3697 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 58.

The square root of 1659982468 is about 40742.8824213506. The cubic root of 1659982468 is about 1184.0439791081.

The spelling of 1659982468 in words is "one billion, six hundred fifty-nine million, nine hundred eighty-two thousand, four hundred sixty-eight".