11944362265 has 16 divisors (see below), whose sum is σ = 16556037120. Its totient is φ = 8175819520.

The previous prime is 11944362263. The next prime is 11944362271. The reversal of 11944362265 is 56226344911.

It is not a de Polignac number, because 11944362265 - 2¹ = 11944362263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11944362263) 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, 6386425 + ... + 6388294.

It is an arithmetic number, because the mean of its divisors is an integer number (1034752320).

Almost surely, 2^11944362265 is an apocalyptic number.

It is an amenable number.

11944362265 is a deficient number, since it is larger than the sum of its proper divisors (4611674855).

11944362265 is a wasteful number, since it uses less digits than its factorization.

11944362265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12774752.

The product of its digits is 311040, while the sum is 43.

The spelling of 11944362265 in words is "eleven billion, nine hundred forty-four million, three hundred sixty-two thousand, two hundred sixty-five".