63960165 has 32 divisors (see below), whose sum is σ = 114428160. Its totient is φ = 33895872.

The previous prime is 63960157. The next prime is 63960173. The reversal of 63960165 is 56106936.

63960165 is a `hidden beast` number, since 639 + 6 + 0 + 16 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (63960157) and next prime (63960173).

It is not a de Polignac number, because 63960165 - 2³ = 63960157 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 21127 + ... + 23963.

It is an arithmetic number, because the mean of its divisors is an integer number (3575880).

Almost surely, 2^63960165 is an apocalyptic number.

It is an amenable number.

63960165 is a deficient number, since it is larger than the sum of its proper divisors (50467995).

63960165 is a wasteful number, since it uses less digits than its factorization.

63960165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3018 (or 3012 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 63960165 is about 7997.5099249704. The cubic root of 63960165 is about 399.9169931925.

The spelling of 63960165 in words is "sixty-three million, nine hundred sixty thousand, one hundred sixty-five".