660160535 has 16 divisors (see below), whose sum is σ = 804492480. Its totient is φ = 519955200.

The previous prime is 660160511. The next prime is 660160537. The reversal of 660160535 is 535061066.

It is not a de Polignac number, because 660160535 - 2⁶ = 660160471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660160537) 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 15 ways as a sum of consecutive naturals, for example, 257510 + ... + 260060.

It is an arithmetic number, because the mean of its divisors is an integer number (50280780).

Almost surely, 2^660160535 is an apocalyptic number.

660160535 is a deficient number, since it is larger than the sum of its proper divisors (144331945).

660160535 is a wasteful number, since it uses less digits than its factorization.

660160535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3338.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 660160535 is about 25693.5893755621. The cubic root of 660160535 is about 870.7293549126.

The spelling of 660160535 in words is "six hundred sixty million, one hundred sixty thousand, five hundred thirty-five".