65260359865344 has 704 divisors, whose sum is σ = 210161943613440. Its totient is φ = 17611837931520.

The previous prime is 65260359865321. The next prime is 65260359865367. The reversal of 65260359865344 is 44356895306256.

It is an interprime number because it is at equal distance from previous prime (65260359865321) and next prime (65260359865367).

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5331287064 + ... + 5331299304.

Almost surely, 2^{65260359865344} is an apocalyptic number.

65260359865344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65260359865344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105080971806720).

65260359865344 is an abundant number, since it is smaller than the sum of its proper divisors (144901583748096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65260359865344 is a wasteful number, since it uses less digits than its factorization.

65260359865344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12486 (or 12468 counting only the distinct ones).

The product of its (nonzero) digits is 559872000, while the sum is 66.

The spelling of 65260359865344 in words is "sixty-five trillion, two hundred sixty billion, three hundred fifty-nine million, eight hundred sixty-five thousand, three hundred forty-four".