65460313385 has 4 divisors (see below), whose sum is σ = 78552376068. Its totient is φ = 52368250704.

The previous prime is 65460313381. The next prime is 65460313411. The reversal of 65460313385 is 58331306456.

It is a happy number.

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 30733245481 + 34727067904 = 175309^2 + 186352^2 .

It is a cyclic number.

It is not a de Polignac number, because 65460313385 - 2² = 65460313381 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65460313381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6546031334 + ... + 6546031343.

It is an arithmetic number, because the mean of its divisors is an integer number (19638094017).

Almost surely, 2^65460313385 is an apocalyptic number.

It is an amenable number.

65460313385 is a deficient number, since it is larger than the sum of its proper divisors (13092062683).

65460313385 is a wasteful number, since it uses less digits than its factorization.

65460313385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13092062682.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 65460313385 in words is "sixty-five billion, four hundred sixty million, three hundred thirteen thousand, three hundred eighty-five".