165260026 has 24 divisors (see below), whose sum is σ = 267104736. Its totient is φ = 76655040.

The previous prime is 165259961. The next prime is 165260033. The reversal of 165260026 is 620062561.

165260026 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 165259976 and 165260003.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 39025 + ... + 43051.

It is an arithmetic number, because the mean of its divisors is an integer number (11129364).

Almost surely, 2^165260026 is an apocalyptic number.

165260026 is a deficient number, since it is larger than the sum of its proper divisors (101844710).

165260026 is a wasteful number, since it uses less digits than its factorization.

165260026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134 (or 4117 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 165260026 is about 12855.3500924712. The cubic root of 165260026 is about 548.7686236832.

The spelling of 165260026 in words is "one hundred sixty-five million, two hundred sixty thousand, twenty-six".