12249996265 has 36 divisors (see below), whose sum is σ = 16249150476. Its totient is φ = 8858498688.

The previous prime is 12249996263. The next prime is 12249996299. The reversal of 12249996265 is 56269994221.

12249996265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1417974336 + 10832021929 = 37656^2 + 104077^2 .

It is not a de Polignac number, because 12249996265 - 2¹ = 12249996263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12249996263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23422294 + ... + 23422816.

It is an arithmetic number, because the mean of its divisors is an integer number (451365291).

Almost surely, 2^12249996265 is an apocalyptic number.

It is an amenable number.

12249996265 is a deficient number, since it is larger than the sum of its proper divisors (3999154211).

12249996265 is an frugal number, since it uses more digits than its factorization.

12249996265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130 (or 594 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 55.

The spelling of 12249996265 in words is "twelve billion, two hundred forty-nine million, nine hundred ninety-six thousand, two hundred sixty-five".