65713783 has 8 divisors (see below), whose sum is σ = 68794848. Its totient is φ = 62651424.

The previous prime is 65713777. The next prime is 65713867. The reversal of 65713783 is 38731756.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65713783 - 2⁵ = 65713751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65713883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2785 + ... + 11797.

It is an arithmetic number, because the mean of its divisors is an integer number (8599356).

Almost surely, 2^65713783 is an apocalyptic number.

65713783 is a deficient number, since it is larger than the sum of its proper divisors (3081065).

65713783 is a wasteful number, since it uses less digits than its factorization.

65713783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9353.

The product of its digits is 105840, while the sum is 40.

The square root of 65713783 is about 8106.4038266052. The cubic root of 65713783 is about 403.5389779963.

The spelling of 65713783 in words is "sixty-five million, seven hundred thirteen thousand, seven hundred eighty-three".