1665560332 has 6 divisors (see below), whose sum is σ = 2914730588. Its totient is φ = 832780164.

The previous prime is 1665560321. The next prime is 1665560333. The reversal of 1665560332 is 2330655661.

It is a junction number, because it is equal to n+sod(n) for n = 1665560291 and 1665560300.

It is not an unprimeable number, because it can be changed into a prime (1665560333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208195038 + ... + 208195045.

Almost surely, 2^1665560332 is an apocalyptic number.

It is an amenable number.

1665560332 is a deficient number, since it is larger than the sum of its proper divisors (1249170256).

1665560332 is a wasteful number, since it uses less digits than its factorization.

1665560332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416390087 (or 416390085 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 1665560332 is about 40811.2770199610. The cubic root of 1665560332 is about 1185.3687024700.

The spelling of 1665560332 in words is "one billion, six hundred sixty-five million, five hundred sixty thousand, three hundred thirty-two".