65239749714 has 16 divisors (see below), whose sum is σ = 130500191520. Its totient is φ = 21743134560.

The previous prime is 65239749713. The next prime is 65239749739. The reversal of 65239749714 is 41794793256.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (65239749713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821032 + ... + 896979.

It is an arithmetic number, because the mean of its divisors is an integer number (8156261970).

Almost surely, 2^65239749714 is an apocalyptic number.

65239749714 is an abundant number, since it is smaller than the sum of its proper divisors (65260441806).

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

65239749714 is a wasteful number, since it uses less digits than its factorization.

65239749714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724345.

The product of its digits is 11430720, while the sum is 57.

The spelling of 65239749714 in words is "sixty-five billion, two hundred thirty-nine million, seven hundred forty-nine thousand, seven hundred fourteen".