65848830517 has 16 divisors (see below), whose sum is σ = 68120885952. Its totient is φ = 63609124480.

The previous prime is 65848830503. The next prime is 65848830527. The reversal of 65848830517 is 71503884856.

It is a cyclic number.

It is not a de Polignac number, because 65848830517 - 2¹¹ = 65848828469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65848830527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14575743 + ... + 14580259.

It is an arithmetic number, because the mean of its divisors is an integer number (4257555372).

Almost surely, 2^65848830517 is an apocalyptic number.

It is an amenable number.

65848830517 is a deficient number, since it is larger than the sum of its proper divisors (2272055435).

65848830517 is a wasteful number, since it uses less digits than its factorization.

65848830517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7988.

The product of its (nonzero) digits is 6451200, while the sum is 55.

The spelling of 65848830517 in words is "sixty-five billion, eight hundred forty-eight million, eight hundred thirty thousand, five hundred seventeen".