65135248400569 has 8 divisors (see below), whose sum is σ = 68565272523840. Its totient is φ = 61705409592816.

The previous prime is 65135248400557. The next prime is 65135248400591. The reversal of 65135248400569 is 96500484253156.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65135248400569 - 2⁷ = 65135248400441 is a prime.

It is a super-2 number, since 2×65135248400569² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65135248200569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45607117 + ... + 47013610.

It is an arithmetic number, because the mean of its divisors is an integer number (8570659065480).

Almost surely, 2^{65135248400569} is an apocalyptic number.

It is an amenable number.

65135248400569 is a deficient number, since it is larger than the sum of its proper divisors (3430024123271).

65135248400569 is a wasteful number, since it uses less digits than its factorization.

65135248400569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92657759.

The product of its (nonzero) digits is 31104000, while the sum is 58.

The spelling of 65135248400569 in words is "sixty-five trillion, one hundred thirty-five billion, two hundred forty-eight million, four hundred thousand, five hundred sixty-nine".