165827668 has 24 divisors (see below), whose sum is σ = 306724320. Its totient is φ = 78228000.

The previous prime is 165827633. The next prime is 165827743. The reversal of 165827668 is 866728561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14730 + ... + 23422.

It is an arithmetic number, because the mean of its divisors is an integer number (12780180).

Almost surely, 2^165827668 is an apocalyptic number.

It is an amenable number.

165827668 is a deficient number, since it is larger than the sum of its proper divisors (140896652).

165827668 is a wasteful number, since it uses less digits than its factorization.

165827668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967 (or 8965 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 165827668 is about 12877.4092114835. The cubic root of 165827668 is about 549.3962167556.

The spelling of 165827668 in words is "one hundred sixty-five million, eight hundred twenty-seven thousand, six hundred sixty-eight".