165827763 has 16 divisors (see below), whose sum is σ = 258601600. Its totient is φ = 104733000.

The previous prime is 165827743. The next prime is 165827803. The reversal of 165827763 is 367728561.

165827763 is a `hidden beast` number, since 1 + 6 + 582 + 7 + 7 + 63 = 666.

165827763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 165827763 - 2⁹ = 165827251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165827743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161113 + ... + 162138.

It is an arithmetic number, because the mean of its divisors is an integer number (16162600).

Almost surely, 2^165827763 is an apocalyptic number.

165827763 is a deficient number, since it is larger than the sum of its proper divisors (92773837).

165827763 is a wasteful number, since it uses less digits than its factorization.

165827763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323279 (or 323273 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 165827763 is about 12877.4129001131. The cubic root of 165827763 is about 549.3963216690.

The spelling of 165827763 in words is "one hundred sixty-five million, eight hundred twenty-seven thousand, seven hundred sixty-three".