65023864386 has 48 divisors (see below), whose sum is σ = 141056546400. Its totient is φ = 19973865600.

The previous prime is 65023864379. The next prime is 65023864391. The reversal of 65023864386 is 68346832056.

It is a super-3 number, since 3×65023864386³ (a number of 33 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 556065 + ... + 662763.

It is an arithmetic number, because the mean of its divisors is an integer number (2938678050).

Almost surely, 2^65023864386 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65023864386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70528273200).

65023864386 is an abundant number, since it is smaller than the sum of its proper divisors (76032682014).

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

65023864386 is a wasteful number, since it uses less digits than its factorization.

65023864386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107331 (or 107318 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 65023864386 in words is "sixty-five billion, twenty-three million, eight hundred sixty-four thousand, three hundred eighty-six".