11665425050 has 48 divisors (see below), whose sum is σ = 21921331320. Its totient is φ = 4618199040.

The previous prime is 11665425049. The next prime is 11665425059. The reversal of 11665425050 is 5052456611.

It can be written as a sum of positive squares in 12 ways, for example, as 701031529 + 10964393521 = 26477^2 + 104711^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11665425050.

It is not an unprimeable number, because it can be changed into a prime (11665425059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6174506 + ... + 6176394.

Almost surely, 2^11665425050 is an apocalyptic number.

11665425050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11665425050 is a deficient number, since it is larger than the sum of its proper divisors (10255906270).

11665425050 is a wasteful number, since it uses less digits than its factorization.

11665425050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107 (or 3102 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 11665425050 in words is "eleven billion, six hundred sixty-five million, four hundred twenty-five thousand, fifty".