12273424648 has 16 divisors (see below), whose sum is σ = 23059932480. Its totient is φ = 6124109328.

The previous prime is 12273424643. The next prime is 12273424679. The reversal of 12273424648 is 84642437221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12273424643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1571236 + ... + 1579027.

It is an arithmetic number, because the mean of its divisors is an integer number (1441245780).

Almost surely, 2^12273424648 is an apocalyptic number.

It is an amenable number.

12273424648 is a deficient number, since it is larger than the sum of its proper divisors (10786507832).

12273424648 is a wasteful number, since it uses less digits than its factorization.

12273424648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150756 (or 3150752 counting only the distinct ones).

The product of its digits is 516096, while the sum is 43.

It can be divided in two parts, 12273 and 424648, that added together give a square (436921 = 661²).

The spelling of 12273424648 in words is "twelve billion, two hundred seventy-three million, four hundred twenty-four thousand, six hundred forty-eight".