160661516 has 6 divisors (see below), whose sum is σ = 281157660. Its totient is φ = 80330756.

The previous prime is 160661513. The next prime is 160661521. The reversal of 160661516 is 615166061.

It is not an unprimeable number, because it can be changed into a prime (160661513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20082686 + ... + 20082693.

It is an arithmetic number, because the mean of its divisors is an integer number (46859610).

Almost surely, 2^160661516 is an apocalyptic number.

It is an amenable number.

160661516 is a deficient number, since it is larger than the sum of its proper divisors (120496144).

160661516 is a wasteful number, since it uses less digits than its factorization.

160661516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40165383 (or 40165381 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 160661516 is about 12675.2323844575. The cubic root of 160661516 is about 543.6306740228.

The spelling of 160661516 in words is "one hundred sixty million, six hundred sixty-one thousand, five hundred sixteen".