1660235166 has 12 divisors (see below), whose sum is σ = 3597176232. Its totient is φ = 553411716.

The previous prime is 1660235153. The next prime is 1660235167. The reversal of 1660235166 is 6615320661.

1660235166 is a `hidden beast` number, since 1 + 6 + 602 + 35 + 16 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1660235166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1660235167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46117626 + ... + 46117661.

It is an arithmetic number, because the mean of its divisors is an integer number (299764686).

Almost surely, 2^1660235166 is an apocalyptic number.

1660235166 is an abundant number, since it is smaller than the sum of its proper divisors (1936941066).

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

1660235166 is a wasteful number, since it uses less digits than its factorization.

1660235166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92235295 (or 92235292 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 1660235166 is about 40745.9834339533. The cubic root of 1660235166 is about 1184.1040581290.

The spelling of 1660235166 in words is "one billion, six hundred sixty million, two hundred thirty-five thousand, one hundred sixty-six".