1606750660 has 48 divisors (see below), whose sum is σ = 3409330176. Its totient is φ = 636031872.

The previous prime is 1606750643. The next prime is 1606750679. The reversal of 1606750660 is 660576061.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1861389 + ... + 1862251.

It is an arithmetic number, because the mean of its divisors is an integer number (71027712).

Almost surely, 2^1606750660 is an apocalyptic number.

1606750660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1606750660 is an abundant number, since it is smaller than the sum of its proper divisors (1802579516).

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

1606750660 is a wasteful number, since it uses less digits than its factorization.

1606750660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732 (or 1730 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 1606750660 is about 40084.2944306121. The cubic root of 1606750660 is about 1171.2497080952.

The spelling of 1606750660 in words is "one billion, six hundred six million, seven hundred fifty thousand, six hundred sixty".