65878316 has 12 divisors (see below), whose sum is σ = 131756688. Its totient is φ = 28233552.

The previous prime is 65878303. The next prime is 65878321. The reversal of 65878316 is 61387856.

65878316 is an admirable number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1176371 + ... + 1176426.

It is an arithmetic number, because the mean of its divisors is an integer number (10979724).

Almost surely, 2^65878316 is an apocalyptic number.

It is an amenable number.

65878316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65878316 is a wasteful number, since it uses less digits than its factorization.

65878316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352808 (or 2352806 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 65878316 is about 8116.5458170333. The cubic root of 65878316 is about 403.8754885390.

The spelling of 65878316 in words is "sixty-five million, eight hundred seventy-eight thousand, three hundred sixteen".