65216100659 has 8 divisors (see below), whose sum is σ = 66141150048. Its totient is φ = 64291232320.

The previous prime is 65216100613. The next prime is 65216100671. The reversal of 65216100659 is 95600161256.

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

It is a cyclic number.

It is not a de Polignac number, because 65216100659 - 2¹² = 65216096563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65216100259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 788249 + ... + 867045.

It is an arithmetic number, because the mean of its divisors is an integer number (8267643756).

Almost surely, 2^65216100659 is an apocalyptic number.

65216100659 is a deficient number, since it is larger than the sum of its proper divisors (925049389).

65216100659 is a wasteful number, since it uses less digits than its factorization.

65216100659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90525.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 65216100659 in words is "sixty-five billion, two hundred sixteen million, one hundred thousand, six hundred fifty-nine".