11425983565 has 16 divisors (see below), whose sum is σ = 14299407360. Its totient is φ = 8754716160.

The previous prime is 11425983523. The next prime is 11425983581. The reversal of 11425983565 is 56538952411.

It is not a de Polignac number, because 11425983565 - 2⁹ = 11425983053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364945 + ... + 395014.

It is an arithmetic number, because the mean of its divisors is an integer number (893712960).

Almost surely, 2^11425983565 is an apocalyptic number.

It is an amenable number.

11425983565 is a deficient number, since it is larger than the sum of its proper divisors (2873423795).

11425983565 is an equidigital number, since it uses as much as digits as its factorization.

11425983565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760092.

The product of its digits is 1296000, while the sum is 49.

The spelling of 11425983565 in words is "eleven billion, four hundred twenty-five million, nine hundred eighty-three thousand, five hundred sixty-five".