65344251035 has 16 divisors (see below), whose sum is σ = 91699044096. Its totient is φ = 43765450848.

The previous prime is 65344251031. The next prime is 65344251047. The reversal of 65344251035 is 53015244356.

It is not a de Polignac number, because 65344251035 - 2² = 65344251031 is a prime.

It is a super-2 number, since 2×65344251035² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65344251035.

It is not an unprimeable number, because it can be changed into a prime (65344251031) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21707549 + ... + 21710558.

It is an arithmetic number, because the mean of its divisors is an integer number (5731190256).

Almost surely, 2^65344251035 is an apocalyptic number.

65344251035 is a deficient number, since it is larger than the sum of its proper divisors (26354793061).

65344251035 is a wasteful number, since it uses less digits than its factorization.

65344251035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43418162.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 65344251035 in words is "sixty-five billion, three hundred forty-four million, two hundred fifty-one thousand, thirty-five".