65165475 has 12 divisors (see below), whose sum is σ = 107740376. Its totient is φ = 34754880.

The previous prime is 65165449. The next prime is 65165479. The reversal of 65165475 is 57456156.

65165475 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 65165475 - 2⁶ = 65165411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65165479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434362 + ... + 434511.

Almost surely, 2^65165475 is an apocalyptic number.

65165475 is a deficient number, since it is larger than the sum of its proper divisors (42574901).

65165475 is a wasteful number, since it uses less digits than its factorization.

65165475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868886 (or 868881 counting only the distinct ones).

The product of its digits is 126000, while the sum is 39.

The square root of 65165475 is about 8072.5135490750. The cubic root of 65165475 is about 402.4134813975.

The spelling of 65165475 in words is "sixty-five million, one hundred sixty-five thousand, four hundred seventy-five".