65813716 has 6 divisors (see below), whose sum is σ = 115174010. Its totient is φ = 32906856.

The previous prime is 65813711. The next prime is 65813717. The reversal of 65813716 is 61731856.

It can be written as a sum of positive squares in only one way, i.e., 65772100 + 41616 = 8110^2 + 204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65813711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226711 + ... + 8226718.

Almost surely, 2^65813716 is an apocalyptic number.

It is an amenable number.

65813716 is a deficient number, since it is larger than the sum of its proper divisors (49360294).

65813716 is a wasteful number, since it uses less digits than its factorization.

65813716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16453433 (or 16453431 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 65813716 is about 8112.5653156076. The cubic root of 65813716 is about 403.7434324958.

The spelling of 65813716 in words is "sixty-five million, eight hundred thirteen thousand, seven hundred sixteen".