65586506496 has 144 divisors (see below), whose sum is σ = 199824710400. Its totient is φ = 18707779584.

The previous prime is 65586506483. The next prime is 65586506527. The reversal of 65586506496 is 69460568556.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3317890 + ... + 3337598.

It is an arithmetic number, because the mean of its divisors is an integer number (1387671600).

Almost surely, 2^65586506496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65586506496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99912355200).

65586506496 is an abundant number, since it is smaller than the sum of its proper divisors (134238203904).

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

65586506496 is a wasteful number, since it uses less digits than its factorization.

65586506496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20354 (or 20340 counting only the distinct ones).

The product of its (nonzero) digits is 46656000, while the sum is 60.

The spelling of 65586506496 in words is "sixty-five billion, five hundred eighty-six million, five hundred six thousand, four hundred ninety-six".