65609393953882 has 8 divisors (see below), whose sum is σ = 98416146978900. Its totient is φ = 32804011627584.

The previous prime is 65609393953879. The next prime is 65609393953919. The reversal of 65609393953882 is 28835939390656.

It can be written as a sum of positive squares in 2 ways, for example, as 64909593109201 + 699800844681 = 8056649^2 + 836541^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 65609393953799 and 65609393953808.

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, 342555007 + ... + 342746482.

Almost surely, 2^{65609393953882} is an apocalyptic number.

65609393953882 is a deficient number, since it is larger than the sum of its proper divisors (32806753025018).

65609393953882 is a wasteful number, since it uses less digits than its factorization.

65609393953882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685349360.

The product of its (nonzero) digits is 2267481600, while the sum is 76.

The spelling of 65609393953882 in words is "sixty-five trillion, six hundred nine billion, three hundred ninety-three million, nine hundred fifty-three thousand, eight hundred eighty-two".