12065263450 has 12 divisors (see below), whose sum is σ = 22441390110. Its totient is φ = 4826105360.

The previous prime is 12065263421. The next prime is 12065263517. The reversal of 12065263450 is 5436256021.

It can be written as a sum of positive squares in 3 ways, for example, as 4601858569 + 7463404881 = 67837^2 + 86391^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120652585 + ... + 120652684.

Almost surely, 2^12065263450 is an apocalyptic number.

12065263450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12065263450 is a deficient number, since it is larger than the sum of its proper divisors (10376126660).

12065263450 is a wasteful number, since it uses less digits than its factorization.

12065263450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241305281 (or 241305276 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 12065263450 in words is "twelve billion, sixty-five million, two hundred sixty-three thousand, four hundred fifty".