165263006 has 4 divisors (see below), whose sum is σ = 247894512. Its totient is φ = 82631502.

The previous prime is 165262997. The next prime is 165263009. The reversal of 165263006 is 600362561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 600362561 = 151 ⋅3975911.

It is a super-2 number, since 2×165263006² = 54623722304312072, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 165263006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165263009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41315750 + ... + 41315753.

It is an arithmetic number, because the mean of its divisors is an integer number (61973628).

Almost surely, 2^165263006 is an apocalyptic number.

165263006 is a deficient number, since it is larger than the sum of its proper divisors (82631506).

165263006 is an equidigital number, since it uses as much as digits as its factorization.

165263006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82631505.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 165263006 is about 12855.4659969991. The cubic root of 165263006 is about 548.7719221632.

The spelling of 165263006 in words is "one hundred sixty-five million, two hundred sixty-three thousand, six".