165795425 has 12 divisors (see below), whose sum is σ = 216407280. Its totient is φ = 125655120.

The previous prime is 165795419. The next prime is 165795451. The reversal of 165795425 is 524597561.

It is a happy number.

165795425 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 165795425 - 2²⁶ = 98686561 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174047 + ... + 174996.

It is an arithmetic number, because the mean of its divisors is an integer number (18033940).

Almost surely, 2^165795425 is an apocalyptic number.

It is an amenable number.

165795425 is a deficient number, since it is larger than the sum of its proper divisors (50611855).

165795425 is a wasteful number, since it uses less digits than its factorization.

165795425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349072 (or 349067 counting only the distinct ones).

The product of its digits is 378000, while the sum is 44.

The square root of 165795425 is about 12876.1572295464. The cubic root of 165795425 is about 549.3606068346.

The spelling of 165795425 in words is "one hundred sixty-five million, seven hundred ninety-five thousand, four hundred twenty-five".