65551411 has 8 divisors (see below), whose sum is σ = 66225600. Its totient is φ = 64881000.

The previous prime is 65551379. The next prime is 65551429. The reversal of 65551411 is 11415556.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65551411 - 2⁵ = 65551379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65551411.

It is not an unprimeable number, because it can be changed into a prime (65555411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44200 + ... + 45658.

It is an arithmetic number, because the mean of its divisors is an integer number (8278200).

Almost surely, 2^65551411 is an apocalyptic number.

65551411 is a deficient number, since it is larger than the sum of its proper divisors (674189).

65551411 is a wasteful number, since it uses less digits than its factorization.

65551411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889.

The product of its digits is 3000, while the sum is 28.

The square root of 65551411 is about 8096.3825873040. The cubic root of 65551411 is about 403.2063360991.

Adding to 65551411 its reverse (11415556), we get a palindrome (76966967).

The spelling of 65551411 in words is "sixty-five million, five hundred fifty-one thousand, four hundred eleven".