2011424665 has 8 divisors (see below), whose sum is σ = 2414395080. Its totient is φ = 1608682752.

The previous prime is 2011424651. The next prime is 2011424671. The reversal of 2011424665 is 5664241102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 111598096 + 1899826569 = 10564^2 + 43587^2 .

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 2011424665 - 2⁹ = 2011424153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37120 + ... + 73489.

It is an arithmetic number, because the mean of its divisors is an integer number (301799385).

Almost surely, 2^2011424665 is an apocalyptic number.

It is an amenable number.

2011424665 is a deficient number, since it is larger than the sum of its proper divisors (402970415).

2011424665 is a wasteful number, since it uses less digits than its factorization.

2011424665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114251.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2011424665 is about 44848.9092955447. The cubic root of 2011424665 is about 1262.3155256391.

Adding to 2011424665 its reverse (5664241102), we get a palindrome (7675665767).

The spelling of 2011424665 in words is "two billion, eleven million, four hundred twenty-four thousand, six hundred sixty-five".