165460425 has 48 divisors (see below), whose sum is σ = 296314368. Its totient is φ = 80985600.

The previous prime is 165460349. The next prime is 165460433. The reversal of 165460425 is 524064561.

It is not a de Polignac number, because 165460425 - 2⁹ = 165459913 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 217045 + ... + 217805.

It is an arithmetic number, because the mean of its divisors is an integer number (6173216).

Almost surely, 2^165460425 is an apocalyptic number.

165460425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

165460425 is a deficient number, since it is larger than the sum of its proper divisors (130853943).

165460425 is a wasteful number, since it uses less digits than its factorization.

165460425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010 (or 1005 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 165460425 is about 12863.1421122524. The cubic root of 165460425 is about 548.9903515545.

The spelling of 165460425 in words is "one hundred sixty-five million, four hundred sixty thousand, four hundred twenty-five".