65130260386 has 4 divisors (see below), whose sum is σ = 97695390582. Its totient is φ = 32565130192.

The previous prime is 65130260369. The next prime is 65130260399. The reversal of 65130260386 is 68306203156.

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

It can be written as a sum of positive squares in only one way, i.e., 40286511225 + 24843749161 = 200715^2 + 157619^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16282565095 + ... + 16282565098.

Almost surely, 2^65130260386 is an apocalyptic number.

65130260386 is a deficient number, since it is larger than the sum of its proper divisors (32565130196).

65130260386 is a wasteful number, since it uses less digits than its factorization.

65130260386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32565130195.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 65130260386 in words is "sixty-five billion, one hundred thirty million, two hundred sixty thousand, three hundred eighty-six".