130395665965 has 4 divisors (see below), whose sum is σ = 156474799164. Its totient is φ = 104316532768.

The previous prime is 130395665909. The next prime is 130395665971. The reversal of 130395665965 is 569566593031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 72140050921 + 58255615044 = 268589^2 + 241362^2 .

It is a cyclic number.

It is not a de Polignac number, because 130395665965 - 2⁷ = 130395665837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 13039566592 + ... + 13039566601.

It is an arithmetic number, because the mean of its divisors is an integer number (39118699791).

Almost surely, 2^130395665965 is an apocalyptic number.

It is an amenable number.

130395665965 is a deficient number, since it is larger than the sum of its proper divisors (26079133199).

130395665965 is an equidigital number, since it uses as much as digits as its factorization.

130395665965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26079133198.

The product of its (nonzero) digits is 19683000, while the sum is 58.

The spelling of 130395665965 in words is "one hundred thirty billion, three hundred ninety-five million, six hundred sixty-five thousand, nine hundred sixty-five".