65224412347 has 4 divisors (see below), whose sum is σ = 65624562280. Its totient is φ = 64824262416.

The previous prime is 65224412327. The next prime is 65224412353. The reversal of 65224412347 is 74321442256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65224412347 - 2¹¹ = 65224410299 is a prime.

It is a super-2 number, since 2×65224412347² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65224412327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200074722 + ... + 200075047.

It is an arithmetic number, because the mean of its divisors is an integer number (16406140570).

Almost surely, 2^65224412347 is an apocalyptic number.

65224412347 is a deficient number, since it is larger than the sum of its proper divisors (400149933).

65224412347 is a wasteful number, since it uses less digits than its factorization.

65224412347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400149932.

The product of its digits is 322560, while the sum is 40.

It can be divided in two parts, 652 and 24412347, that multiplied together give a square (15916850244 = 126162²).

The spelling of 65224412347 in words is "sixty-five billion, two hundred twenty-four million, four hundred twelve thousand, three hundred forty-seven".