65342827871 has 4 divisors (see below), whose sum is σ = 65591279952. Its totient is φ = 65094375792.

The previous prime is 65342827843. The next prime is 65342827873. The reversal of 65342827871 is 17872824356.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65342827871 - 2¹⁰ = 65342826847 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 (65342827873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124225646 + ... + 124226171.

It is an arithmetic number, because the mean of its divisors is an integer number (16397819988).

Almost surely, 2^65342827871 is an apocalyptic number.

65342827871 is a deficient number, since it is larger than the sum of its proper divisors (248452081).

65342827871 is a wasteful number, since it uses less digits than its factorization.

65342827871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248452080.

The product of its digits is 4515840, while the sum is 53.

The spelling of 65342827871 in words is "sixty-five billion, three hundred forty-two million, eight hundred twenty-seven thousand, eight hundred seventy-one".