11200256065 has 16 divisors (see below), whose sum is σ = 14065135488. Its totient is φ = 8545901056.

The previous prime is 11200256033. The next prime is 11200256069. The reversal of 11200256065 is 56065200211.

It is a cyclic number.

It is not a de Polignac number, because 11200256065 - 2⁵ = 11200256033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200256069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100432 + ... + 180241.

It is an arithmetic number, because the mean of its divisors is an integer number (879070968).

Almost surely, 2^11200256065 is an apocalyptic number.

It is an amenable number.

11200256065 is a deficient number, since it is larger than the sum of its proper divisors (2864879423).

11200256065 is a wasteful number, since it uses less digits than its factorization.

11200256065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281048.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 11200256065 its reverse (56065200211), we get a palindrome (67265456276).

The spelling of 11200256065 in words is "eleven billion, two hundred million, two hundred fifty-six thousand, sixty-five".