65949114260836 has 27 divisors (see below), whose sum is σ = 115785210210859. Its totient is φ = 32867970239168.

The previous prime is 65949114260761. The next prime is 65949114260839. The reversal of 65949114260836 is 63806241194956.

The square root of 65949114260836 is 8120906.

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

It can be written as a sum of positive squares in 4 ways, for example, as 29712855902500 + 36236258358336 = 5450950^2 + 6019656^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65949114260839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5148648000 + ... + 5148660808.

Almost surely, 2^{65949114260836} is an apocalyptic number.

65949114260836 is the 8120906-th square number.

It is an amenable number.

65949114260836 is a deficient number, since it is larger than the sum of its proper divisors (49836095950023).

65949114260836 is an frugal number, since it uses more digits than its factorization.

65949114260836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26256 (or 13128 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 64.

The spelling of 65949114260836 in words is "sixty-five trillion, nine hundred forty-nine billion, one hundred fourteen million, two hundred sixty thousand, eight hundred thirty-six".