425056165 has 8 divisors (see below), whose sum is σ = 510197760. Its totient is φ = 339958032.

The previous prime is 425056153. The next prime is 425056187. The reversal of 425056165 is 561650524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425056165 - 2⁵ = 425056133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425056165.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 17292 + ... + 33898.

It is an arithmetic number, because the mean of its divisors is an integer number (63774720).

Almost surely, 2^425056165 is an apocalyptic number.

It is an amenable number.

425056165 is a deficient number, since it is larger than the sum of its proper divisors (85141595).

425056165 is a wasteful number, since it uses less digits than its factorization.

425056165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21731.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 425056165 is about 20616.8902844246. The cubic root of 425056165 is about 751.8804162542.

The spelling of 425056165 in words is "four hundred twenty-five million, fifty-six thousand, one hundred sixty-five".