165016008 has 64 divisors (see below), whose sum is σ = 485352000. Its totient is φ = 51768576.

The previous prime is 165015997. The next prime is 165016009. The reversal of 165016008 is 800610561.

165016008 is a `hidden beast` number, since 1 + 6 + 50 + 1 + 600 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (165016009) 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, 18798 + ... + 26141.

It is an arithmetic number, because the mean of its divisors is an integer number (7583625).

Almost surely, 2^165016008 is an apocalyptic number.

165016008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

165016008 is an abundant number, since it is smaller than the sum of its proper divisors (320335992).

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

165016008 is a wasteful number, since it uses less digits than its factorization.

165016008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44971 (or 44961 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 165016008 is about 12845.8556741075. The cubic root of 165016008 is about 548.4983922016.

Adding to 165016008 its reverse (800610561), we get a palindrome (965626569).

The spelling of 165016008 in words is "one hundred sixty-five million, sixteen thousand, eight".