65908239076 has 27 divisors (see below), whose sum is σ = 120593816553. Its totient is φ = 31515683760.

The previous prime is 65908239049. The next prime is 65908239079. The reversal of 65908239076 is 67093280956.

The square root of 65908239076 is 256726.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 20743488676 + 45164750400 = 144026^2 + 212520^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65908239079) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11806606 + ... + 11812186.

Almost surely, 2^65908239076 is an apocalyptic number.

65908239076 is the 256726-th square number.

It is an amenable number.

65908239076 is a deficient number, since it is larger than the sum of its proper divisors (54685577477).

65908239076 is an frugal number, since it uses more digits than its factorization.

65908239076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11212 (or 5606 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 65908239076 in words is "sixty-five billion, nine hundred eight million, two hundred thirty-nine thousand, seventy-six".