65849539343 has 16 divisors (see below), whose sum is σ = 75439902720. Its totient is φ = 56305116576.

The previous prime is 65849539331. The next prime is 65849539369. The reversal of 65849539343 is 34393594856.

It is a cyclic number.

It is not a de Polignac number, because 65849539343 - 2⁶ = 65849539279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65849539303) 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, 9797138 + ... + 9803856.

It is an arithmetic number, because the mean of its divisors is an integer number (4714993920).

Almost surely, 2^65849539343 is an apocalyptic number.

65849539343 is a deficient number, since it is larger than the sum of its proper divisors (9590363377).

65849539343 is a wasteful number, since it uses less digits than its factorization.

65849539343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9926.

The product of its digits is 41990400, while the sum is 59.

The spelling of 65849539343 in words is "sixty-five billion, eight hundred forty-nine million, five hundred thirty-nine thousand, three hundred forty-three".