168465425 has 12 divisors (see below), whose sum is σ = 210153216. Its totient is φ = 133962000.

The previous prime is 168465421. The next prime is 168465449. The reversal of 168465425 is 524564861.

It is not a de Polignac number, because 168465425 - 2² = 168465421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (168465421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16001 + ... + 24350.

It is an arithmetic number, because the mean of its divisors is an integer number (17512768).

Almost surely, 2^168465425 is an apocalyptic number.

It is an amenable number.

168465425 is a deficient number, since it is larger than the sum of its proper divisors (41687791).

168465425 is a wasteful number, since it uses less digits than its factorization.

168465425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40528 (or 40523 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 168465425 is about 12979.4231381830. The cubic root of 168465425 is about 552.2939179406.

The spelling of 168465425 in words is "one hundred sixty-eight million, four hundred sixty-five thousand, four hundred twenty-five".